A net gain of one or two as a result of 2018 victories
Minnesota Democrat will be first openly gay mother in Congress
Democrat unseats Trump ally in U.S. House
Texas candidate criticizes family separation as 'a travesty'
Record number of out hopefuls seek to rein in Trump's attacks
Gay candidates among those bringing issue to the forefront
Rufus Gifford seeks Massachusetts seat vacated by Rep. Niki Tsongas
Baer handled int'l LGBT rights at State Department
Duncan challenges Republican who told constituent to 'shut up' at town hall
But all incumbents retain seats
