 Complete the following phrase:  Welch was born in Fort Worth, Texas. Since he was four-years-old he was into a competition. By the age of eight he was diagnosed with LeggCalvéPerthes syndrome. He won 100 major titles since 1992, which includes three U.S. Open titles. He also won 5 National championships in the National Wheelchair Basketball Association and also three MVP awards. He attended Paralympic games starting from 1996, but only won one silver medal for singles and one silver for doubles in the 1996 Summer Paralympics and won gold for singles and another bronze for doubles at the 