NEW : McDonough said he does not know where Snowden went after he checked out of his Hong Kong hotel a week ago . Edward Snowden to participate in live online chat Monday , the Guardian reports . National Security Agency director to release details of electronic surveillance programs . Report : NSA chief says he will not comment on his own program until after a congressional hearing next week. Several hundred protesters took to Hong Kong 's streets Saturday to support Snowden .
NEW : Edward Snowden to participate in live online chat Monday , the Guardian reports . National Security Agency director to release details of electronic surveillance programs . Report : NSA chief says he will not comment on his own program until after a congressional hearing next week. Several hundred protesters took to Hong Kong 's streets Saturday to support Snowden .