Draper had already beaten Americans Jenson Brooksby and Taylor Fritz, in addition to topping rising star João Fonseca of Brazil in his opening round.

Ben Shelton and Jack Draper are headed to their first tour-level competition. Both will try to make their first Masters 1000 semifinals.

Ben Shelton became the youngest American quarter-finalist in Indian Wells since Andy Roddick, 21, in 2004. The 22 year-old overcame countryman Brandon Nakashima 7-6 6-1 to continue his impressive record against the American and advance to his third ATP Masters 1000 quarter-final.

Jack Draper beats Ben Shelton on a cold and blustery evening in Indian Wells to set up a tantalising semi-final against Carlos Alcaraz.

British No.1 tennis star Jack Draper has reached the Indian Wells semi-finals with a superb 6-4 7-5 victory over American star Ben Shelton. The 23-year-old is now set for a mouth-watering showdown with Wimbledon and French Open champion Carlos Alcaraz in the last four.

Jack Draper earned one of the biggest wins of his career on Thursday when he topped Ben Shelton 6-4, 7-5 in the quarterfinals of the BNP Paribas Open at Indian Wells, Calif.