The Labour leader Jeremy Corbyn has given public backing to the Hove MP Peter Kyle, who is the South East's sole Labour MP.
Some of Mr Corbyn's supporters in Brighton and Hove have said they want him replaced. In fact, membership in that area has trebled since last year's election, to around 6,000.
But Mr Corbyn's words are unlikely to end the divisions.
Our political correspondent Phil Hornby reports from the labour conference in Liverpool
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A woman has been sexually assaulted while walking through an alleyway in Oxford.
The 19-year-old victim was in Cuckoo Lane in Headington in the early hours of Sunday when she as attacked by two men.
Police are warning people to keep to well-lit areas.
The first man is white, aged in his late teens to early twenties, about 6ft 2ins, with a broad, muscular build.
He had brown medium length scruffy hair, no glasses and was clean shaven.
He was wearing a short sleeved top, black jeans and a gold signet ring on his left hand.
The second man is white, aged in his late teens to early twenties, about 5ft 9ins or 5ft10ins, with a broad or fat build, blonde short hair and was clean shaven.
Nominations close this afternoon in the Witney by-election triggered by the resignation from Parliament of ex-Prime Minister David Cameron.
The election in the Oxfordshire constituency takes place on 20 October.
Candidates have until 4pm to declare their intention to stand.
Barrister Robert Courts has been chosen as the Conservative candidate.
Those already declared as standing are Labour's Duncan Enright, Liberal Democrat Liz Leffman, Larry Sanders for the Green Party and Winston McKenzie for the English Democrats.
There's been no word yet from UKIP on who their candidate will be.
Mr Cameron is stepping down as an MP after 15 years. The constituency includes the towns of Carterton, Chipping Norton and Woodstock.
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The leader of the Labour group on Portsmouth City Council has resigned from the party.
John Ferrett says he cannot support Jeremy Corbyn as leader.
Here he is speaking to Meridian this morning:
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So, Jeremy Corbyn is re-elected as Labour leader at the party conference in Liverpool.
So is that an end to the political in-fighting?
Not a bit of it. Our political correspondent Phil Hornby reports
Phil spoke to former Hove MP Ivor Caplin and South East Labour MEP Anneliese Dodds.