May 7, 2014 6:52 pm NBC 6 Investigates: Private Lesson 6pm NBC 6’s Trina Robinson has the details of a tennis pro accused of having sex with clients. US & World Videos 8:17 Trayvon Martin's mother shares mission of hope and healing 0:57 Dash camera captures troopers chasing woman who stole car, jumped into lake in Miami-Dade 0:28 1 dead, 1 injured in North Miami Beach shooting 1:35 6 to know – Top stories of the day 2:51 Video shows boater suspected in deadly Biscayne Bay tragedy