Khawaja can consider himself a trifle hard done by .
Ed Cowan placed the final straw on his back with a fourth first class hundred this season , scored with impeccable timing on and off the field , against the Indians .
Khawaja can consider himself a trifle hard done by but Ed Cowan placed the final straw on his back with a fourth first class hundred this season , scored with impeccable timing on and off the field , against the Indians .