Easy, quick, ask basic background questions about your interest in applying. Didn't really ask anything specific, mostly just want to know why you would be a good addition to the team, if you got interview you already got the job.

Meet with team over the phone; discuss opportunity with current interns and intern coordinators. They will require a short cover letter and a writing sample. They will then offer a short summer program and, thereafter, give you the option to stay on after the program's end.