The FBI needs help identifying a man accused of robbing a Texas bank while holding a small child. The robbery transpired at the First Convenience Bank inside a Walmart in Fort Worth, Texas, last Thursday, according to authorities. The suspect approached the bank teller and passed them a note demanding cash while he had a child in a shopping cart. After stealing the money, he pushed the cart toward the exit, grabbed the child and fled. Authorities described the robber as a thin, white male between the ages of 35 and 45 years old, who stood between 5-foot-7 and 5-foot-9 inches tall. He was last …