The San Diego mosque targeted in a horrific mass shooting on May 18 is making changes to its security practices to help prevent another deadly tragedy. Three people, including a security guard, were killed when a pair of gunmen opened fire on the Islamic Center of San Diego. The suspected shooters were later found dead by suicide in a BMW. The center said in an update on its website that despite an active and ongoing law enforcement investigation, local police will remain on site in the near term. However, the center has engaged with police and security professionals to look at additional safety measures...