The House of Representatives voted to impeach Homeland Security Alejandro Mayorkas by just one vote on Tuesday night, with three Republicans joining all Democrats in opposition. With the impeachment now headed to certain defeat in the Democratic-controlled US Senate, some Republicans in the chamber are publicly grumbling about the stunt. After the 214-213 vote, the Homeland Security secretary will face an impeachment trial as the U.S. Constitution requires, meaning the U.S. Senate will have to postpone other business to hear both sides. This won’t happen until at least February 26, as senators…