“With midterms 39 days away and the outlook for President Trump’s party looking increasingly bleak, top Republicans say they’re focused on three big questions for the final stretch,” Axios reports.“Are their attack ads working? Republicans expect a wave of private polling in early October to reveal whether their massive financial advantage is cutting into Democrats’ leads.”“Who gets cut loose? Republicans concede they’ll have to make painful spending decisions by early October.”“What does Trump do? The president and his political team remain one of the midterms’ biggest question marks. Trump’s team said early this year that he’d campaign weekly for GOP candidates. That didn’t happen.”