"Three weeks?" Karl can't keep the devastation out of his voice. He's got no chance of finding Anders without knowing exactly where in the Deep Roads they were, or what they were searching for. Maybe he could start by asking people about this woman who wanted maps, see where that leads him-
What the void was he thinking? Anders is a trained Grey Warden, he knows how to handle the Deep Roads, Karl is a Circle mage and has always been a Circle mage, living in the forest for three weeks was the most he'd ever done outside. And he thought he was the one that should go down there?
"This woman, can we trust her?" He asks finally.