LOS ANGELES — The Los Angeles Dodgers placed Cole Hamels on the 60-day injured list late Monday, effectively ending his season before he ever pitched for the defending World Series champions. The 37-year-old left-hander signed a $3.05 million, one-year deal with the Dodgers on Aug. 4. The four-time All-Star was expected to add depth to a pitching staff that’s been ravaged by