Police were on ATVs, bicycles and horseback; they were also using K-9s and drones to find Harry.
"There's an enormous amount of assets that have been amassed to help look for and find this child, and we're going to continue those efforts until we do find the child," he said.
"As residents come home from work…take a look very, very thoroughly through your vehicles that may have been there, through your sheds, through your window wells, through your houses," said Sudbury Police Chief Scott Nix, who was helping to lead the search.
He described the boy's family as concerned.
Lowell residents in the area were notified via reverse 911 to share any information they may have about where Harry is.
"God forbid, if he crossed the street and went straight down the hill, that’s the Merrimack River right there," Colleen James said. "There are so many awful scenarios that are going through my mind, especially being a mom."
Matt Ray said, "I can’t imagine a 3-year-old making it through those woods too far, so hopefully, if he is out there, he is not far and they can find him. But it’s scary because you don’t want him to be hurt or just even alone in the woods."
Aerial footage showed an array of first responders assembled in Lowell, with dozens of sheriff's officials lined up appearing to receive instructions, police vehicles collected near a home and a fire rescue vehicle near a pond.
The body of the toddler who disappeared from his babysitter’s house in Lowell, Massachusetts, Tuesday morning was found dead in a pond not far from where he was last seen, authorities said Wednesday. A massive search effort involving at least 200 first responders had scoured the area around...
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