At about 13 : 00 , Doorman ordered his ships to return west .
At about 13 : 00 , Doorman signalled Hart that -- without fighter protection -- it would not be possible to advance to Makassar Strait , due to the threat from bombers .
At about 13 : 00 , Doorman ordered his ships to return west and signalled Hart that -- without fighter protection -- it would not be possible to advance to Makassar Strait , due to the threat from bombers .