Former British shadow health secretary Heidi Alexander's resignation letter reads as a personal rebuke to Labour Party leader Jeremy Corbyn.
The letter released Sunday marks the start of an open revolt against Corbyn's leadership role following Britain's vote to leave the European Union. Senior party figures are trying to pressure him to resign.
01:27 The Latest: Trump slams union leader over Carrier deal16
10:47 Geert Wilders, Dutch Far-Right Leader, Is Convicted of Inciting Discrimination15
01:24 Trump era confronts organized labor with gravest crisis in decades15
12:19 Carrier union leader: Trump's attack means I'm doing my job15