At the PhotoPlus Expo in New York City, professional photographers Bill Frakes, Michael Grecco, Ron Haviv, Heinz Kluetmeier, Robert Leslie, Vincent Laforet, Casey Templeton and Steve Winter discussed their work and how they use Aperture.

Open Solutions agreed Sunday to be acquired by Providence Equity Partners and the Carlyle Group in a deal valued at about $1.3 billion.

Experts called the move by the Commerce Department a big step toward private-sector control.