Zarah Sultana, Labour MP for Coventry South, opposes the Heathrow Airport expansion plans and claims the Prime Minister has U-turned on his initial stance.
Senior Labour figures are attending the funeral service, which will be streamed live from Hull Minster at 12:00 GMT.
Starmer and Blair join mourners for veteran Labour MP at Hull minster - The PM has been joined by Gordon Brown, Ed Miliband, Sadiq Khan and Yvette Cooper for service for the former deputy prime minist
There are huge clues that Keir Starmer could unwittingly force his party into a situation in which they have to beg Britain to be allowed to stay in power.
Sir Keir Starmer, previous PM Gordon Brown and several government ministers were among those at the service at Hull Minister.
Sir Keir hails vision of former deputy prime minister, adding: ‘I know many people will be raising a glass to John today’
John McDonnell's comments come six months after the Labour MPs had the whip suspended after rebelling against the government over the Tory-era two-child benefit limit
Downing Street said it is ‘entirely normal’ for Britain to be represented by outgoing ambassador Dame Karen Pierce
Sir Keir Starmer accused the previous Conservative government of ‘driving a coach and horses’ through protections for victims of trafficking
These changes make this an opportune moment for Sir Keir Starmer to re-engage with the EU. Next weekend the prime minister will attend his first informal summit with other European leaders in Brussels,
Keir Starmer has insisted that the economy is 'beginning to turn around', and that growth remains his government's number one priority at a meeting with senior executives this morning.
Backbenchers today urged ministers to be bold and reform the 'unrepresentative' voting system used for general elections.