/tags/mark-updegrove Mark Updegrove en-US Copyright Wed, 20 Nov 2013 06:01:00 GMT /government/2013-11-20/jfk-tragedy-tested-lbjs-ability-to-lead-and-deliver John F. Kennedy, the young President from Massachusetts, had a complicated relationship with his vice president, Texas dealmaker Lyndon Johnson.But… Wed, 20 Nov 2013 06:01:00 GMT /government/2013-11-20/jfk-tragedy-tested-lbjs-ability-to-lead-and-deliver Shelley Kofler