Lavish ceremony officially opens 2011 Cricket World Cup in Dhaka . Bangladesh , Sri Lanka and India will host the tournament . Bangladesh 's prime minister , Sheikh Hasina , hailed a momentous day for her country . Score: 6 Australia aiming for fourth straight World Cup success .
Lavish ceremony officially opens 2011 Cricket World Cup in Dhaka . Bangladesh , Sri Lanka and India will host the tournament . Score: 6 Australia aiming for fourth straight World Cup success .