Republicans pour $700 million into midterms as red states turn competitive

President Donald Trump arrives to speak at Butler High School in Vandalia, Ohio, on Sunday. (Mark Schiefelbein / AP)Republicans are swamping House and Senate races with an unprecedented flood of late ad spending as the party tests whether hundreds of millions of dollars can buy it some reprieve from the eroding political environment that’s threatening longtime Republican states and districts.Since the start of September, Republicans have made more than $700 million worth of new advertising