Coronavirus, recently declared a pandemic, is one of two currently ongoing in the world — the other being HIV/AIDS. Throughout history, pandemics have frightened the public and taken millions of lives. There has been Spanish flu, smallpox, typhus, tuberculosis and more. "CBS This Morning: Saturday" co-host Jeff Glor examines the history behind these global threats.

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Each weekday morning, "CBS This Morning" co-hosts Gayle King, Anthony Mason and Tony Dokoupil deliver two hours of original reporting, breaking news and top-level newsmaker interviews in an engaging and informative format that challenges the norm in network morning news programs. The broadcast has earned a prestigious Peabody Award, a Polk Award, four News & Documentary Emmys, three Daytime Emmys and the 2017 Edward R. Murrow Award for Best Newscast. The broadcast was also honored with an Alfred I. duPont-Columbia Award as part of CBS News division-wide coverage of the shootings at Sandy Hook Elementary School in Newtown, Connecticut. Check local listings for "CBS This Morning" broadcast times.