Mark U. Cochran Jr. Thu, 09/01/2016 - 5:01pm Palatka1 Mark U. Cochran Jr., 90, of Interlachen, passed away Wednesday, Aug. 31, 2016, at North Florida Regional Medical Center in Gainesville. Mark ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today! Read more about Mark U. Cochran Jr.