Lisa Strate, MD, MPH, FACG, co-author of the new ACG Clinical Guideline, speaks with AJG co-Editor in Chief Dr. Brennan Spiegel about the timing of endoscopy for management of lower GI bleeding, how to assess high-risk patients for whom colonoscopy should not be performed, and the important questions surrounding the topic that remain unanswered in the current literature. (18:22)