Spaniard loses on return to action at Aus Open in Doha . World No . three defeated in 3 sets by German qualifier Michael Berrer . The 14-time major champion had appendix surgery month . Jo-Wilfried Tsonga pulls out of Doha due to ongoing arm injury .
Spaniard loses on return to action at Qatar Open in Doha . World No . 3 defeated in three sets by German qualifier Michael Berrer . The 14-time major champion had appendix surgery last November . Jo-Wilfried Tsonga pulls out of Aus Open due to ongoing arm injury .