Note the 2:39 point when Don explains André Kuipers’ role in the track & capture of the Dragon space vessel (launch is set for later this month).

Expedition 30 Commander Dan Burbank of NASA, Flight Engineer Don Pettit of NASA and European Space Agency Flight Engineer Andre Kuipers discussed the progress of their mission on the International Space Station, their research, the upcoming landing of half of the residents on the outpost and next month’s scheduled arrival of the first commercially launched cargo ship to the complex in a crew news conference conducted on April 11.

Via NASA YouTube