Shepard glances at the door, then turns to scan their six again, making sure no one is sneaking up behind them or anything.

She draws her pistol, checking the thermal clip on it. "Hear anything? Is it locked?" She can probably shoot a lock off, but she'd like to have some reasonable certainty that if there's someone - or something - on the other side of that door, they'll be able to maintain the element of surprise, at least.