The Orioles will decide whether right-hander Jason Hammel will be activated off the DL (right knee surgery) following his bullpen session Tuesday. Hammel said he's ready. If he is activated, he would likely start Thursday's home game against the Yankees. … Right fielder Nick Markakis was hit by a pitch on the left bicep in his first at-bat Sunday, but stayed in the game and hit an RBI double. Markakis has hit safely in 15 of his past 17 games and has recorded seven RBIs in his past seven contests. … The Orioles are 22-14 in games started by a left-handed pitcher. They are 25-13 in day games (including a 15-6 mark on the road). … Right-hander Tommy Hunter was recalled from Double-A Bowie before Monday's game and will work out of the bullpen. … Left-hander Zach Britton, slated to start Tuesday, joined the team Monday in Toronto, but won't be formally recalled before Tuesday's game. … Second baseman Brian Roberts has completed his 30-day rehab for hip surgery in Vail, Colo., and has reported back to Sarasota.