Complex sentence: Joe DiMaggio, Phil Rizzuto, Red Ruffing and Buddy Hassett were missing from the Yankees, and Red Rolfe had retired to coach at Dartmouth College.
Split into simpler sentences: Joe DiMaggio, Phil Rizzuto, Red Ruffing, and Buddy Hassett were no longer on the Yankee roster. Also Yankee Red Rolfe retired to coach at Dartmouth College.