Two teenagers who murdered three people in an attack on an Islamic centre in San Diego earlier this week named Brenton Tarrant, the Australian perpetrator of the Christchurch massacre in which 51 people were killed, as direct inspiration.Investigators claim Caleb Vasquez, 18, and Cain Clark, 17 met online prior to carrying out the attack.The two shooters, who later died of self-inflicted injuries, were motivated by a "broad hatred" for others and white supremacist ideology, according to United States authorities.Three people were murdered at the Islamic Center in the Clairemont community of San Diego, California, earlier this week. (Reuters: American Broadcasting...