UFC bantamweight fighter Irwin Rivera has been arrested. He has been charged with two counts of First Degree Murder. MMAWeekly.com confirmed that Rivera was arrested and booked on Thursday in Palm Beach, Fla., following a report by MMA Fighting. Though Palm Beach officers did not respond to requests for information pertaining to Rivera's case, My The post UFC fighter arrested on murder charges appeared first on The Sun Nigeria. Click here to read full news..