US Open: Andy Murray happy with Grand Slam form

British number one Andy Murray says he is pleased with his consistency in the major tournaments.

Murray beat 21-year-old Candian Milos Raonic in straight sets 6-4 6-4 6-2 to reach his eighth consecutive Grand Slam quarter-final.

The 26-year-old will face 12th seed Marin Cilic of Croatia on Wednesday.