The Indiana man behind bars for allegedly killing two teenage girls on a hiking trail in 2017 admitted to the gruesome murders multiple times in prison phone calls to his wife and mother, documents released Wednesday reveal. Richard Allen allegedly told his wife, Kathy Allen, and his mother “no less than 5 times” that he was responsible for killing 13-year-old Abigail Williams and 14-year-old Liberty German after he found them hiking alone just outside their hometown of Delphi more than six years ago. In one April phone call, Kathy — who told reporters last week that her allegedly murderous husband...