Lewis Hamilton admitted that Mercedes has a lot of work to do after the team struggled badly in afternoon practice in Monaco on Thursday.
The former champion was fastest in the morning session, but the team lost its way in the warmer conditions in the afternoon, as both Hamilton and his team mate Valtteri Bottas struggled for grip. Lewis was only eighth fastest, and was 1.1s off Ferrari’s pace.
“I can’t, because I don’t understand it,” said Hamilton when asked to explain it. “P1 was really good, the car was feeling great. Then there was night and day difference, black and white.