Temperatures and tempers are likely to run hot as lawmakers return to Washington on Monday for an abbreviated 6-week summertime session featuring a handful of must-do legislation and the roll-out of a House GOP campaign agenda that's a priority for House Speaker Paul Ryan. The spring was a little bumpy for the Wisconsin Republican, yo-yoing between his role as the top elected Republican in the country in the era of Donald Trump and manager of the difficult-to-control House.