“Vivek Ramaswamy’s campaign for Ohio governor is pouring $4 million into a bombshell ad in which his opponent’s estranged mother attacks her daughter — doubling down on the message despite fierce bipartisan backlash,” Axios reports.“Ramaswamy is gambling that the deeply personal attack by Amy Acton’s mother — who Acton has said sided with her stepfather after he sexually assaulted Acton when she was 12 — will resonate with voters.”