1.   He has a tear in the soft tissue around the wrist joint.

2.   One of three wrist joints malfunctioned in March.

3.   A third and final spacewalk is scheduled for Thursday, to replace a wrist joint in the robot arm.

4.   Even more than a mobile base, it needs a new wrist joint.

5.   Endeavour will take up a fresh space station crew as well as a replacement wrist joint for the robot arm that is attached to the orbiting outpost.

6.   One last excursion is scheduled for Thursday, to replace a wrist joint in the robot arm.

7.   The arm needs a new wrist joint, and a pair of spacewalkers will perform the surgery.

8.   The old wrist joint kept seizing up.

9.   The wrist joint came off next with the loosening of six more bolts.

10.   Then the new wrist joint went on and the hand was reattached.