Josh Waring, son of former Real Housewives of Orange County star Lauri Peterson, tragically passed away on March 31. Now, his cause of death has been revealed. Lauri took to social media following the news of her son’s death to say her heart was “shattered” when her son died at 35 years old. Five months on from The Real Housewives of Orange County star Lauri’s son’s passing, his cause of death has been ruled as “accidental.” Bravo alum Lauri detailed how her son battled with “substance abuse disorder” following his untimely death. Josh Waring’s cause of deathRHOC alum Lauri Peterson’s son, Jos…