It's been a rough 24 hours for Team Trump. The billionaire's campaign manager has been arrested for battery against a female reporter -- with new surveillance conclusively proving that he lied about the incident and smeared his accuser -- and the candidate himself was subjected to a string of inhospitable interviews with conservative radio hosts in Wisconsin. We wrote about his exchange with Charlie Sykes yesterday; later, he hung up on Vicki McKenna after he grew exasperated with her questions about his threats and insults against Heidi Cruz.  The Texas Senator narrowly leads in recent Badger State polling and just landed the endorsement of Scott Walker, who is...