Robert burns , 32 , jumped onto broad Street station platform on Sunday . His brother Nick , 35 , tried to save him as Northern line train approached . Both men were injured - burns died and Robert is at Royal London Hospital . Police arrive and are appealing for witnesses to come forward .
Robert Mann , 32 , jumped onto Old Street station tracks on Sunday . His brother Nick , 35 , tried to save him as Northern line train arrived . Both men were hit - Nick died and Robert is at Royal London Hospital . Police investigating and are appealing for witnesses to come forward .