Unai Emery has suffered a blow to his hopes of turning Arsenal's form around, learning he will be without Dani Ceballos for the next month.
Ashley Smith was sentenced to 10 years in prison on Friday after previously admitting to trying to rob Sead Kolasinac and Mesut Ozil.
Mesut Ozil and Sead Kolasinac were targeted in an incident in July. One of the men charged pleaded guilty on Thursday.
Mesut Ozil and Sead Kolasinac were targeted in an incident in July, and two men have been charged.
Arsenal academy manager Per Mertesacker says the club's players have been warned about the dangers of London gangs.
Unai Emery has made three changes to his Arsenal side, including David Luiz in the starting XI for the first time.
Mesut Ozil and Sead Kolasinac are back training with Arsenal after being given time off and Unai Emery may use them against Burnley.
Mesut Ozil and Sead Kolasinac will not be rushed back to Arsenal duty by head coach Unai Emery following concerns over their safety.
The Metropolitan Police has confirmed two men have been charged following an incident in Camden on Thursday.
Police are investigating "further security incidents" relating to Mesut Ozil and Sead Kolasinac,who will not play for Arsenal on Sunday.