By Brendan O’Brien (Reuters) -Grieving relatives of the 17 students and teachers killed in a 2018 high school shooting in Parkland, Florida, confronted the killer, Nikolas Cruz, with tearful, angry words as his sentencing hearing began on Tuesday. At the conclusion of the hearing on Wednesday, Broward County Circuit Judge Elizabeth Scherer is due to sentence Cruz, 24, to life in prison without possibility of parole, a sentence decided by a jury. The jury voted to spare Cruz from the death penalty for one of the deadliest school shootings in U.S. history. Inez Hixon called Cruz a “domestic terr…