“GMA3: What You Need to Know” is a one-hour program co-anchored by Amy Robach, T.J. Holmes with Dr. Jennifer Ashton as chief medical correspondent. The program brings viewers the latest news, information and human interest stories weekdays at 1:00 p.m. ET| 12:00 p.m. CT on ABC, and 4:00 p.m. and 6:00 p.m. ET on ABC News Live. Catherine McKenzie is the executive producer.