Hertfordshire Constabulary
Thirteen activists have been arrested as the group target a number of sites, including the presses for Murdoch-owned titles including The Sun and The Times.
A church-goer was convicted of her murder and jailed for 17 years in August.
The incident happened in Stevenage at about 9.45pm on Thursday.
Morgan, 20, was last seen on Boxing Day.
Joy Morgan was last seen on Boxing Day.
Edward Putman will appear in court on 16 October.
George Duke-Cohan also made a hoax call against a United Airlines flight.
'The nature of the attack on him is very distressing and feels very personal.'