Whitney Houston's 'Adopted' Son -- Asked Point Blank about Bobbi Kristina Brown

Nick Gordon -- Whitney Houston's "adopted" son -- was asked squarely today about his relationship with Bobbi Kristina.

Nick and Bobbi ran some errands and grabbed a Starbucks in Atlanta. They are holding hands at times. At one point, while Bobbi Kristina waits in the car, Nick makes a coffee run and a photog asks a bunch of questions about the relationship.