Dodgers closer Kenley Jansen undergoes heart procedure

LOS ANGELES — Dodgers closer Kenley Jansen underwent a a second ablation procedure Monday as anticipated, vowing to be “stronger than ever” next season after the surgery.
The procedure was similar to the one Jansen underwent following the 2012 season. During an ablation procedure, a catheter is passed to the heart and radiofrequency energy is used to destroy a small area of heart tissue that is causing an irregular heartbeat.
Jansen had an episode of atrial fibrillation (i