It was a particularly long day for Britain's embattled prime minister. In parliament, Theresa May has to fend off challenges within her own party. As the clock ticks on negotiations with Brussels, the turmoil's not only within the Commons but also the cabinet after The Mail on Sunday reported that former Tory leadership rivals Boris Johnson and Michael Gove sent May a joint letter with apparent instructions on how to run Brexit. What response can we expected from the PM? How safe is her job?
