CHICAGO (CBS)–The parents of 5-year-old Andrew “A.J.” Freund, reported missing in northwest suburban Crystal Lake on Thursday, told police they last saw their son at bedtime Wednesday night.

Police said the child was last seen April 17 around 9 p.m. in the 100 block of Dole Avenue.

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They told police they discovered him missing when they woke up Thursday morning.

He has short, blonde hair, and weighs about 70 pounds.

Andrew “A.J.” Freund has been reported missing from northwest suburban Crystal Lake. (Crystal Lake Police)

He was last seen wearing a blue sweatshirt with Mario Brothers on the front and black sweatpants.

Police used dogs to search his parents’ car, and bloodhounds to track his scent. Officers also searched nearby trash cans, and spoke with neighbors.

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Firefighters and members of the dive team also searched parts of Crystal Lake.

A neighbor of the family of a missing Crystal Lake boy, 5, reacts to the news he was reported missing.

The FBI also has joined the search effort.

Anyone with information is asked to call police at 815-356-3620.

According to police, an Amber alert was not issued in this case due to law enforcement being unable to confirm an abduction occurred.

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The boys parents were not at the house for much of the day. Neighbors said they left with police this morning.