Former NFL doctor gets probation in Junior Seau case David Chao was accused of gross negligence in caring for the linebacker before his 2012 suicide. Check out this story on mynorthwestnow.com: http://usat.ly/2hYpMEV Former San Diego Chargers doctor David Chao will receive a four-year probation and a four-year ban from prescribing Ambien as part of a settlement in a case that accused him of gross negligence in his treatment of former NFL linebacker Junior Seau.