In this 1977 image provided by 20th Century-Fox Film Corporation, from left, Harrison Ford, Carrie Fisher, and Mark Hamill are shown in a scene from &quot;Star Wars&quot; movie released by 20th Century-Fox.  From the set of &#xec;Star Wars: Episode VII&#xee; in Abu Dhabi, director J.J. Abrams announced the launch of Star Wars: Force for Change, a campaign to raise funds for United Nations Children&#xed;s Fund&#xed;s (UNICEF).  The campaign will run from 12:01 a.m. PDT on May 21, 2014, until 11:59 p.m. PDT on July 18. (AP Photo/20th Century-Fox Film Corporation) Photo: AP / 20th Century-Fox Film Corporation