Dallas, Sha'ban 12, 1436, May 30, 2015, SPA -- Heavy rain was pounding Dallas on Saturday as U.S. authorities searched for 11 people still missing in the record-setting storms that have submerged highways and flooded homes across Texas. At least 28 people have been killed nationwide in the storms, 24 of them in Texas. The National Weather Service issued a flash flood warning Saturday morning for Johnson and Tarrant counties near Dallas-Fort Worth, AP reported. Before Saturday's rain, the agency said 16.07 inches (40.8 centimeters) of rain had already fallen across the Dallas area in May, easily eclipsing a 1982 record of 13.66 inches (34.7 centimeters). --SPA 20:01 LOCAL TIME 17:01 GMT www.spa.gov.sa/w