Man acused of murdering his girlfriend claims she choked to death during oral sex

 A man is asking to show a murder jury his penis to prove his girlfriend choked to death during oral sex.

The local Sun Sentinel newspaper reports he is accused of murdering his girlfriend in her bedroom.

Patterson, 65, claimed the death of Francisca Marquinez, 60, in October 2015 was an accident when she choked while performing oral sex.