BOSTON — The case of a man charged with killing two engaged doctors in their luxury Boston condominium was turned over to the jury on Monday. Bampumim Teixeira, 33, has pleaded not guilty to murder in the May 2017 deaths of Dr. Richard Field and Dr. Lina Bolanos. The evidence against Teixeira is overwhelming prosecutor John Pappas told jurors during closing statements Monday. The suspect had no known personal relationship with the victims but had once worked as a concierge in their building, prosecutors said. Teixeira told investigators he was having an affair with Bolanos. He said Field came home...