Rihanna Dia Dipasupil/Getty Images Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment The woman accused of firing an assault weapon at Rihanna's Beverly Hills mansion earlier this month has pleaded not guilty in Los Angeles Superior Court. Ivanna Lisette Ortiz, 35, of Orlando, Florida, entered her plea on Wednesday morning at L.A.