Are Dodgers worried about Jansen?

On Tuesday, Kenley Jansen blew a save for the Los Angeles Dodgers, in a game the team would ultimately win in ten innings. On Wednesday, Jansen stumbled again, giving up a game-winning home run to Victor Martinez of the Detroit Tigers. Anytime a closer has back-to-back setbacks, the manager is going to have to field questions about his confidence in his stopper.