At least 20 people have been killed and 26 injured in a mass shooting in at a Walmart store in El Paso, Texas.Authorities say the shooting started at around 10 AM local time on Saturday, sending shoppers running for cover.U.S. media have identified the suspect as a 21-year-old white man called Patrick Crucius,... a Texas local.He was taken into custody without incident.The gun attack was the deadliest mass shooting in America since November 2017, when 26 people were killed at a church in Texas.