Major amendment vote on Tuesday

"You can't just carry on with a kind of game of chicken," said Labour MP Yvette Cooper Sunday on the BBC. "Someone has to take some responsibility and say, if the prime minister runs out of time she may need some more time, and that is not about blocking Brexit. That is about being responsible."

Her Brexit amendment proposes to postpone the March 29 departure and is scheduled for a vote on Tuesday. However she doesn't have the backing of Jeremy Corbyn.

The pound was the top performer last week but that could evaporate quickly. Bloomberg has a look at the start of play in Brexit talks.