The 17-year-old boy handed himself into police after a 24-year-old man was knifed to death.
Jobs and newspaper titles at Johnston Press, many in Sussex, are secured after the publisher is bought by a new company.
If 48 letters are submitted to the chair of the 1922 Committee, Theresa May will face a secret ballot. Two Sussex MPs have publicly said they have submitted letters.
BBC correspondents explain the 585 pages
Charts show a big divide across the country
Live coverage of Saturday's League Two game between Grimsby Town and Crawley Town.
Brighton youngster George Cox recounts how he went from hoping for a loan move to being told he could die during heart surgery.
Mid Sussex Today
Brighton & Hove Argus
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Do you really know what's in your food?
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