Spots are still available but filling up quickly for the Greater Des Moines Partnership's Washington, D.C., trip, the Partnership said in its newsletter yesterday. The trip will take place May 7-9. Registration is $2,150 for Partnership members, which includes a chartered flight provided by Southwest Airlines, transportation in the city, and hotel accommodations at Washington Court Hotel on Capitol Hill (other options are available for people not taking the chartered flight or not staying at the hotel). For the full itinerary, click here. To register, click here.