Khawaja guides Australia to three-wicket win

By Simon Jennings BENGALURU (Reuters) - Usman Khawaja stroked a half-century as Australia survived another middle-order collapse to beat Bangladesh by three wickets in the World Twenty20 Super 10 on Monday to get their campaign up and running. Both teams were looking to bounce back from losing their opening Group Two games and Australia skipper Steve Smith chose to field after winning the toss. Smith's men picked up wickets at regular intervals to restrict Bangladesh to a modest 156 for five des