(Reuters) – Grammy-winning country star Randy Travis has been cited for assault in a fight outside a church in a Dallas suburb after the singer stepped into an argument between an estranged husband and wife, police said on Friday. The incident happened on Thursday night in the parking lot of Prestonwood Baptist Church in Plano, Texas, said the city’s police spokesman, who downplayed reports that the singer was drunk at the time. “Witnesses are reporting and our investigation revealed that Mr. Travis assaulted the husband,” said Officer David Tilley, adding that Travis was a friend of the …