Here are the seven front-runners.
. Priti Patel Israeli holiday
Penny Mordaunt. 9/2 favourite. British Minister of State for Trade Policy is an MP for Portsmouth. Photo: PA
. Rishi Sunak
Rishi Sunak. 11/2. Rishi Sunak, the former Chancellor of the Exchequer, and MP for Richmond, Yorkshire.
1. Rishi Sunak
Rishi Sunak. 11/2. Rishi Sunak, the former Chancellor of the Exchequer, and MP for Richmond, Yorkshire.
2. The Andrew Marr Show
Ben Wallace. 11/2. The current British Defence Secretary, is a former Scots Guard who served in Ireland during the Troubles and is the MP for Wyre and Preston North. Photo: PA Media
3. Boris Johnson's Post-Brexit Cabinet Reshuffle
Liz Truss. 15/2. The British Foreign Secretary is the architect of the Northern Ireland Protocol Bill which overrides elements of Brexit Withdrawal Agreement Protocol Britain signed with the European Union and MP for South West Norfolk. Photo: Getty Images Europe
4. Chris Pincher resignation
Sajid Javid. 15/2. Bromsgrove MP and former British Home Secretary, Chancellor of the Exchequer and Health Secretary. Photo: PA Wire