Tennessee Titans quarterback Jake Locker is expected to start Sunday against the San Francisco 49ers following a two-game absence, a source confirmed to ESPN. Locker, who sprained his right hip and knee Sept. 29 in a win over the New York Jets, will return Sunday barring a late setback, the source told ESPN. Source: ESPN ICECOLD's Take: Good news for the Titans. Should be an even tougher contest now