Mikael Ayele

The Boston Marathon turns into a crime scene when a shooter begins targeting runners. Racing to catch the killer before another shooting, Jane and Maura must conduct their investigation in secret so as not to cause a mass panic. BALTHAZAR GETTY (Brothers & Sisters) guest stars.

Part 1 of 2. Scott and Jordan face danger while on a rescue mission at a spreading wildfire. Also: Tensions peak between Syd and TC as they deal with a humanitarian crisis on the Syria-Turkey border; Paul and Shannon clash over treatment; Drew meets obstacles with adoption plans for Brianna; and Topher tries to find a buyer for the hospital.