Angela Lin, 29, was a software engineer at Google who loved to spend time outdoors.

A picture and a sketch show a person that the state police are seeking to question in the deaths of Clinton David Brink, 43, and Cristen Amanda Brink, 41, in Devil’s Den State Park. Their daughters, 7 and 9, were not physically harmed.

Cole Henderson, 27, was last heard from on July 9, when he told friends he was putting his phone into airplane mode ahead of a mountain hike in Spain.