Hamstring strain sends Reimold to disabled list

The Orioles placed outfielder Nolan Reimold on the 15-day disabled list with a right hamstring strain prior to Saturday's game. The 29-year-old, who hasn't played in a week, will now be sidelined for at least another nine days.

Arrieta recalled from Triple-A to aid overworked bullpen

Orioles right-hander Jake Arrieta was recalled prior to Saturday's game, where he will be used -- at least initially -- as an extra bullpen arm who can go multiple innings and help spell an overworked relief corps.

Gausman impresses with dominant start for Bowie

Kevin Gausman struck out a career-high 10 batters for Double-A Bowie on Friday night, allowing an earned run on four hits over six innings in an impressive 90-pitch outing.

Gonzalez rehabbing, aiming for Tuesday return

Miguel Gonzalez pitched in a simulated game at Camden Yards on Friday afternoon, and the right-hander remains on track to start next week against the Yankees.

Huge inning not enough after Hammel's rough outing

A furious comeback bid came up just short for the Orioles, who dropped the series opener, 12-10, to the Rays on Friday night. Jason Hammel was tagged for seven runs on 10 hits in 4 2/3 innings.

Jurrjens to make O's debut on Saturday

Orioles right-hander Jair Jurrjens was in the clubhouse on Friday, and he will be added to the roster and make his Baltimore debut on Saturday against the Tampa Bay Rays.

McFarland making most of opportunity in Baltimore

One of this spring's final decisions, T.J. McFarland made Baltimore's Opening Day roster as part of the team's outstanding bullpen and will have to stay on the 25-man roster all season to stay in the organization.

Machado tallies four hits, but O's lose second straight

The Orioles ran into trouble on defense and on the mound, which helped the Padres to an 8-4 victory on Wednesday afternoon at Camden Yards.

Designated hitter Pearce getting hot after slow start

Steve Pearce again got the start at designated hitter for the Wednesday matinee versus the Padres. He was batting ninth but has been turning it up lately.

Gonzalez to pitch simulated game on Friday

Miguel Gonzalez (blister) had a 35-pitch side session Wednesday morning, and physically, everything went well. His stuff was OK, according to pitching coach Rick Adair, and Gonzalez threw five or six pitches without the bandage on his right thumb.

Johnson snaps save streak at 35 as O's fall

Orioles closer Jim Johnson snapped a team record of 35 consecutive converted saves, allowing a pair of two-out runs to the Padres in Tuesday's series-opening 3-2 loss.

Chen to DL; Jurrjens likely to start Saturday

As expected, the Orioles placed starter Wei-Yin Chen on the 15-day disabled list with a right oblique strain prior to Tuesday's series opener against the Padres, and Jair Jurrjens is expected to start in his place on Saturday.

O's prospect Gausman won't be promoted now

O's executive vice president of baseball operations Dan Duquette confirmed Tuesday afternoon that Kevin Gausman is not in the Orioles' immediate plans.

O's optimistic that Gonzalez will return next week

Orioles righty Miguel Gonzalez will throw a side session on Wednesday, and the team is still optimistic that he will be eligible to come off the disabled list and make a start early next week.

Machado slowly emerging from under the radar

Manny Machado has had a monster start to '13, one that demands notice -- and is getting it.

Arrieta diagnosed with right shoulder strain

Orioles right-hander Jake Arrieta did not make Sunday's scheduled Triple-A start, and he has been diagnosed with a right shoulder strain that could cause the 27-year-old to either be pushed back or skip an outing entirely.

Davis, O's wear pink gear to celebrate Mother's Day

Chris Davis, Adam Jones and other Orioles players joined hundreds of their MLB peers and used pink bats made by Louisville Slugger, the Official Bat of Major League Baseball, stamped with the MLB breast cancer awareness logo.

Chen leaves game with right oblique strain

Orioles starter Wei-Yin Chen exited Sunday's series finale against the Twins with a right oblique strain after tossing 73 pitches in five scoreless innings.

Belfiore called up from Triple-A to aid bullpen

On Sunday, Mike Belfiore was in Minnesota, recalled from Triple-A Norfolk by the Orioles to help add some length to an overworked bullpen in what will be his Major League debut.

Birds ride three jacks to series win, lose Chen to injury

Chris Davis, Adam Jones and Steve Pearce went deep, and Wei-Yin Chen threw five scoreless innings before leaving with a right oblique strain in the O's 6-0 win in the rubber match on Sunday.

After start, Johnson sent back to Triple-A

Steve Johnson allowed six runs on seven hits and four walks in an 8-5 loss to the Twins on Saturday night and became the second consecutive starter to last just four innings, forcing the Orioles to option the right-hander to Triple-A Norfolk after the game to make room for some bullpen help.

Orioles option Burnett to Triple-A Norfolk

The Orioles optioned right-handed reliever Alex Burnett to Triple-A Norfolk to clear a roster spot for Steve Johnson, who started against the Twins on Saturday night.

Hunter, McFarland give bullpen a boost

Tommy Hunter and T.J. McFarland combined to throw five scoreless innings on Friday, holding the Twins in check to allow the offense time to score nine unanswered runs and pull off the 9-6 victory.

Johnson allows six runs in loss to Twins

The Twins, who watched a six-run lead dissipate on Friday, erased the Orioles' early three-run lead on Saturday and tagged Steve Johnson with six earned runs in an 8-5 loss

Casilla may ditch switch-hitting, bat right-handed

Orioles infielder Alexi Casilla has been working on his right-handed swing, an experiment that could eventually see him phase out his status as a switch-hitter.

Johnson set to make season debut for O's

Orioles right-hander Steve Johnson joined the team in Minnesota on Friday afternoon in advance of his first start of the season on Saturday.

Double machine drives extra-inning comeback win

Manny Machado's single in the 10th drove in the decisive run as they O's came back from a six-run deficit in a 9-6 victory on Friday. Baltimore laced seven doubles, three of them from Chris Davis.

Every day is Mother's Day for Wieters' mom

Every morning that Pam Wieters, mother of Orioles' catcher Matt, wakes up and gets ready at her vanity, all she has to do is look down to recapture the love and sincerity that comes with the yearly holiday of Mother's Day.

Orioles place Reimold on DL; Arrieta recalled

The Orioles made a pair of roster moves prior to Saturday's game against the Rays, recalling right-hander Jake Arrieta and placing outfielder Nolan Reimold on the 15-day disabled list with a right hamstring strain. Baltimore also optioned reliever Alex Burnett to Triple-A and added starter Jair Jurrjens to the 40-man roster.

Today's MLB starting lineups: May 18

Every lineup, every day, as they are made public by the clubs.