18:00Six O'Clock News22/07/2017 President Trump goes on the offensive against his criticsBBC Radio 4 Duration: 15 minutes Sat 22nd Jul 2017, 18:00 on BBC Radio 4 FMAvailable for over a yearListen nowPresident Trump has struck a characteristically combative note in his first public comments since the resignation of his press secretary.GenresNewsFormatsBulletinsBrandSix O'Clock News Source: BBC Online