Bob Sirott

Ripley struggles to rescue a woman and her daughter trapped in an abandoned well; an old friend from Frost's TV days shadows Maggie; Asher discovers an extremely rare condition in her patient's ultrasound.

As the riot escalates, Michael risks everything to rescue Sara; the assassin tries to kill Lincoln; Veronica and Nick fly to Washington to trace the tipster's phone call.

After five merchants are shot in a restaurant, Superintendent Colvin is blamed for the city's escalating crime problem; Vonda and Isaac revisit a domestic violence case.