A lion killed a young worker at a wildlife conservatory in North Carolina on Sunday after it got loose from a locked space. Alexandra Black, 22, of New Palestine, Indiana, was killed after being attacked by the animal in an enclosure that was being cleaned at the Conservators Centre, news outlets reported, citing a statement from the Caswell County Sheriff’s Office. The lion was shot and killed after attempts to tranquilise the animal failed, deputies said. A "husbandry team" led by a professionally trained animal keeper was carrying out the routine cleaning when the lion somehow got loose, the centre said in a statement. It wasn’t clear how the lion escaped the area that was supposed to be locked, said the centre, which is closed until further notice. "This is the worst day of my life. We’ve lost a person. We’ve lost an animal. We have lost the faith in ourselves a little today," said Mindy Stinner, the executive director of the Conservators Center, according to WT...