A pregnant woman who was stabbed at a school in Liverpool has returned home from hospital. The 28-year-old was attacked at Lister Infant School in Green Lane on Thursday. Her baby was unharmed.
Two people have been charged. Andrea Dean, 39, of Stoneycroft, appeared in court on Saturday charged with attempted murder, attempted child destruction and possession of an offensive weapon. Christopher Dean, 39, from Kremlin Drive has been charged with assisting an offender.
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The threat level has been raised to critical by MI5's Counter-Terrorism Analysis Centre.
Prime Minister Theresa May announced the decision from Downing Street.
In her message Theresa May praised the "inspirational bravery" and "unbreakable spirit" of Mancunians in the wake of the blast.