A recent unusual surge in global seismic activity has given rise to a so-called ‘Swarm of Earthquakes’ hitting concentrated regions of the continental United States by the dozen. Residents in affected areas are notably rattled as officials formulate appropriate responses. CBS News Contributor, Dr. Michio Kaku joined ‘CBS This Morning’ hosts, Charlie Rose, Gayle King, and Norah O’Donnell, on Friday to explain the science behind the mysterious seismic surge. This one ends on a laugh. WATCH NOW!