India thrashed Pakistan 5-1 in the Sultan Azlan Shah Cup hockey tournament in Ipoh, Malaysia today. S V Sunil scored two goals for India. Manpreet Singh, Rupinder Pal Singh and Talwinder Singh were the other scorers. Five-time winners of the tournament, India were bronze medalists last year and are eager to stay in medal contention.World champions Australia are leading the standings with a maximum nine points from three consecutive victories while defending champions New Zealand are on eight points from four matches.