Detroit agreed to a one-year, $1-million deal with reliever Joel Hanrahan, a former All-Star closer who is recovering from Tommy John surgery last May. It is unclear when he'll be able to pitch for the Tigers. . . . Milwaukee put reliever Jim Henderson on the DL with a sore shoulder. . . . Minnesota center fielder Aaron Hicks went on the seven-day disabled list because of concussion-like symptoms, and right-hander Mike Pelfrey was headed for the 15-day DL after reporting soreness in his left groin. . . . Atlanta and third baseman Chris Johnson agreed on a three-year, $23.5-million contract extension through 2017. . . . Colorado infielder Josh Rutledge was placed on the DL because of a viral infection. . . . Kansas City left-hander Bruce Chen is on the disabled list because of a bulging disk in his back. . . . San Diego signed 27-year-old Cuban right-hander Odrisamer Despaigne to a minor league contract with a $1-million signing bonus.