A Yucca Valley man who threatened to kill his estranged wife and her boyfriend was arrested Sunday, accused of making criminal threats. According to a Sheriff’s report, Joshua Dillon, 28, discovered that his estranged wife was dating another man. Dillon allegedly threatened to kill the couple in multiple text messages and voice mails. The couple told the deputy about 12:30 a.m. Sunday they believed Dillon was carrying a gun and would find them and kill them. Joshua Dillon was located in the 58100 block of Sun Mesa Drive and arrested about 9 p.m. Sunday for investigation of making criminal threats, booked into the Morongo Basin Jail, with his bail set at $50,000.