TALLAHASSEE, Fla. — Police investigating an allegation of rape against former Florida GOP Chairman Christian Ziegler say they now believe the sex was “likely consensual,” but that he could face a felony charge over a video he took of the encounter. Sarasota Police said that detectives had insufficient evidence to charge Ziegler with sexual battery after a longtime friend of the former Republican Party leader alleged in October that he had raped her at her home. They said that they had also sent a probable cause affidavit for the felony crime of video voyeurism to prosecutors for review on Frid…