MalaysiaSearch_graphicFor three days, relatives awaiting word on the vanished Malaysia Airlines jet have endured a cruel roller coaster of emotions. First came the shock. Then, with each development that has emerged, they have careened between hope and despair. But by Monday, the predominant emotion was anger.  Gathered at a hotel in northeast Beijing, many still resented Malaysia Airlines for having sent no one to explain anything during the first 15 hours after the plane’s disappearance. They blamed the Chinese government for not even meeting with them until Monday, three days into the crisis. More than 100 of them signed a petition demanding answers and government assistance. Representatives selected from the families brought their protests to the Malaysian Embassy in Beijing. MORE