Braun says Hollingsworth backs him

Plus: The U.S. senator and gubernatorial candidate said he did not expect Indiana Attorney General Todd Rokita to make a Senate run.

WASHINGTON, D.C.—A wild week in Indiana politics that saw two Republicans join the gubernatorial primary on the same day and a sitting congressman announce that he’s eyeing a Senate seat got even wilder on Tuesday night at the Indiana Society of Washington State Day gathering in D.C.

Sen. Mike Braun—who made his gubernatorial bid official Monday, the sam…