A dog off a lead bit a bike-riding boy on the leg.
The incident happened in St Andrew’s Park in Patching Hall Lane, Chelmsford, at around 3.30pm on June 27.
The white greyhound-type dog, who had no collar, bit the 10-year-old as he rode his bike.
No owner was seen.
Anyone with information should contact PC Carly Dixon at Chelmsford police station on 101.
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