This information is based on reports from the Menlo Park and Atherton police departments. Under the law, people charged with offenses are considered innocent unless convicted. Police received the reports on the dates shown.
■ Someone stole a portable cardiac defibrillator from the courtyard next to the public library on Dinkelspiel Station Lane. Estimated loss: $1,395. May 10.
■ A thief stole a student's backpack from a swimming-pool locker room at Menlo-Atherton High School at 555 Middlefield Road. Inside the backpack were the student's wallet, keys and smart phone, which he recovered at the Stanford Shopping Center after using an app to locate it. The student's debit card had accumulated unauthorized charges of $11.48. May 6.
■ Someone stole a student's cellphone from a backpack in a locker room at Menlo School at 50 Valparaiso Avenue. Using an app to locate the phone, police traced it to a liquor store on Brewster Avenue in Redwood City, recovered the phone and returned it to its owner. May 10.
Auto burglary: A thief broke into a vehicle parked in the 500 block of Portola Road and stole a purse. No estimate on losses. May 4.
Commercial burglary: A surveillance video at the CVS Pharmacy at 700 El Camino Real captured images of an adult woman taking merchandise from the cosmetics aisle and leaving the store without paying for it. Police have not yet identified her. Estimated loss: $2,000. May 12.
■ Police arrested and booked a Menlo Park man on suspicion of attempted burglary and possession of burglary tools after witnessing the man using bolt cutters in an attempt to cut through a chain and break into a construction site in the 1200 block of Willow Road. May 10.
■ A thief entered a home on Carlton Avenue through a bedroom window, rummaged around and stole a pair of headphones. Estimated loss: $100. May 12.
Robbery: Police are looking for a black man between 20 and 26 years old wearing a black San Francisco Giants baseball cap in connection with a robbery in the vicinity of Willow Road and Coleman Avenue. The alleged victim, also a man, had been playing basketball and was walking in a parking lot when, as he told police, he was hit in the back from behind. When he turned to face his attacker, the attacker punched him in the face, took his gold necklace from around his neck, and ran off, the man told police. His injuries amounted to a cut lip and he did not ask for medical attention. May 12.
■ Someone stole a locked bicycle from a carport on O'Keefe Street. Estimated loss: $800. May 11.
■ A thief got away with a purse stolen from a shopping cart outside the El Rancho Supermarket at 812 Willow Road. Inside the purse were a driver's license, credit card and $200 in cash. Estimated loss: $506. May 11.
■ A bicycle was stolen from the backyard of a home on Mills Street. Estimated loss: $400. May 10.
■ Two women left the Bow Wow Meow pet store on Santa Cruz Avenue with several items of merchandise they had not paid for. No estimate on losses. May 5.
■ Someone stole an "old and rarely used" wallet from the center console of an unlocked vehicle parked on Lassen Drive. The wallet was later found down the street. May 12.