Police in Massachusetts are searching for a 7-year-old girl who has autism and is non-verbal who disappeared from her neighborhood between 2 and 3 p.m. on Sunday.

Anna is described as 4 feet 7 inches tall and about 70 pounds and was last seen wearing black shorts, a white vest, and a purple hair tie, according to Lowell Police, who said she could be riding her bicycle.

Drones and dogs are assisting in the search, according to the Lowell Sun, which also said state police and the fire department are also helping.

Boats and divers have gone into the Merrimack River to search there as well.

Police ask if anyone has information to call 911 or 978-937-3200.

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[Featured image: Anna/Lowell Police Department]