Indianapolis Colts quarterback Andrew Luck announces retirement

Indianapolis • Andrew Luck watched one last game from the sideline Saturday.Then he said goodbye to the NFL.The Indianapolis Colts quarterback heard boos as he walked away from the field, then walked to the podium and made the surprise decision official. The oft-injured star is retiring at age 29.“I’m in pain, I’m still in pain. It’s been four years of this pain, rehab cycle,” Luck said. “It’s a myriad of issues — calf strain, posterior ankle