washington u.s. senator john mccain monday call president donald trump release evidence support claim obama administration wiretapped probe russia influence 2016 election think president unite state information would indicate predecessor wiretapped trump tower come forward information american people deserve mccain republican arizona tell reuters jason chaffetz republican lawmaker head u.s. house representatives oversight government reform committee tell cbs interview monday see anything directly would support president say republican senator lindsey graham head senate judiciary subcommittee look allegations russia meddle election say panel would ask federal bureau investigation director jam comey justice department whether tell law enforcement agency weekend reject trump wire-tapping claim white house say monday trump still confidence comey despite assertiveness challenge trump claim administration former president barack obama wiretapped ask whether trump still confidence comey white house spokesman sean spic say nothing tell would lead believe anything different prior almost 100 percent certain trump speak comey since republican president make allegation twitter saturday aware occur spic tell reporters ask early-morning interview monday abc good morning america whether trump accept comey assertion white house spokeswoman sarah huckabee sanders say think do fbi decline comment comey communications trump give evidence claim trump tower wiretapped allegation late twist controversy tie trump associate russia dog early days presidency wiretapping allegation hit u.s. stock monday investors worry affair could distract trump economic agenda introduce tax cut simplify regulations power record-setting rally wall street since election lack detail trump proposals isolationist stance setbacks fill cabinet make investors question whether post-election rally run course democrats accuse trump make wiretapping claim try distract controversy possible link russia administration face fbi congressional investigations contact members campaign team russian officials white house ask republican-controlled congress examine part ongoing congressional probe russia influence election whether obama administration abuse investigative authority mccain call trump back wire-tapping claim