MLB notes

PHILLIES: A second opinion confirmed the original diagnosis for Roy Halladay. He is expected to miss six to eight weeks because of a strained muscle in his back.

REDS: Outfielder Drew Stubbs will be sidelined for at least a few days with strained muscles in his left side.

METS: Activated outfielder Jason Bay (rib fracture) from the 15-day disabled list.

ASTROS: Owner Jim Crane says the team has a verbal agreement with top overall draft pick Carlos Correa.

YANKEES: Closer Mariano Rivera said the blood clot in his right calf has cleared up and he will have surgery on his injured knee on Tuesday.

RED SOX: Daisuke Matsuzaka is scheduled to start Saturday against Washington, one day short of a year since he underwent Tommy John reconstructive surgery on his right elbow.

WHITE SOX: First baseman Paul Konerko was sidelined for a second consecutive game against Toronto after having a procedure to flush a bone chip out of a joint in his wrist. He said he hoped to be back for the series finale today.

TIGERS: Put catcher Alex Avila on the 15-day disabled list with a right hamstring strain.