A Conspiracy A Month? Trump Calls For 2 Investigations - With No Evidence | 8 March 2017 | Early Saturday morning, President Trump launched into one of his favorite pastimes -- tweeting allegations with no evidence to back them up. His latest unfounded claims: an assertion that President Barack Obama ordered wiretapping of Trump Tower during last year's elections. He accused his predecessor of "McCarthyism" and being a "bad (or sick) guy." The explosive allegations seem to have originated on conservative talk radio and were then promulgated by the right-wing Breitbart News, which Trump chief strategist Steve Bannon previously led.