Today (U.S. TV program) debuted, it was seen live only in the Eastern and Central time zones, broadcasting for three hours each morning but seen for only two hours in each time zone. Since 1958, "Today" has been tape-delayed for the five other U.S. time zones (Central, Mountain, Pacific, Alaska and Hawaii–Aleutian). Partly to accommodate host Dave Garroway's declining health, the program ceased live broadcasts in the summer of 1958, opting instead to broadcast an edition taped the previous afternoon. The experiment, which drew criticism from many sides, ended when John Chancellor replaced Garroway in July 1961. "Today" was a two-hour program for many
Aleutian Range (1000 mi). However the official designation "Aleutian Range" includes only the mainland peaks and the peaks on Unimak Island. The range is almost entirely roadless wilderness. Katmai National Park and Preserve, a large national park within the range, must be reached by boat or plane. The core Aleutian Range can be divided into three mountain groups. Listed from southwest to northeast, they are: See Aleutian Islands for the continuation of the range to the west of Unimak Island. Just to the north of the Aleutian Range are the Tordrillo Mountains, the southeasternmost extent of the Alaska Range. Selected mountains: Two