A 17-YEAR-old girl was battered and bruised as she was mugged for her mobile phone.
The teenager was in New Beacon Road, Grantham, at about 11pm on Tuesday when she was attacked.
A 16-year-old girl was arrested on suspicion of theft and actual bodily harm, and released on police bail. Two further people arrested were released without charge.
The victim suffered facial bruising and swelling, and was taken to Grantham Hospital.
Information to Lincolnshire Police on 101.