Fourth Victim Killed in Tampa’s Seminole Heights Neighborhood, Police Gives Description of Possible “Serial Killer”; Donald Trump Jr. Was In Communication with WikiLeaks During Presidential Campaign; At Least 4 Killed When Gunman Targets Elementary School and Other Locations in Northern California; U.S. Soldier Found Dead at U.S. Embassy in Mali, Two Navy SEALS Under Suspicion Of Killing Him To Cover Up Secret; News Briefs: UCLA Basketball Players Released from China After Trump Intervention, Iran Earthquake Death Toll Increases, and Sexual Harassment on Capitol Hill