Progressive representatives Raul Grijalva and Keith Ellison send letter to President Obama calling secrecy untenable and saying no justification has been providedCongressional progressives are calling on President Barack Obama to allow them to view secret videotapes depicting graphic forced tube feedings for Guantánamo Bay detainees.In a letter to be sent to the White House on Thursday, the co-chairs of the Congressional Progressive Caucus request the administration provide legislators with videotapes showing the force-feedings of detainees Abu Wael Dhiab and Imad Abdullah Hassan, which they call contrary to American laws or values.