South African veteran AB de Villiers struck a brisk half-century as Royal Challengers Bangalore opened their Indian Premier League Twenty20 campaign with a win over Sunrisers Hyderabad on Monday. De Villiers smashed 51 off 30 deliveries to guide last year's wooden spooners Bangalore, captained by Virat Kohli, to 163 for five and a 10-run victory in Dubai.  Bangalore, led by