Following are some of the incidents reported to the Harvard University Police Department (HUPD) for the week ending April 30. The official log is located at 1033 Massachusetts Ave., sixth floor, and is available online athttp://www.hupd.harvard.edu/.April 26: Unattended iPods were reported stolen from Hemenway Gym and the New Dental Research Building. Harassing phone calls were reported received at University Health Services. Suspicious e-mail was reported received at the Bureau of Study Council. At the Kennedy School, officers arrested four individuals for causing a disturbance during a public assembly. An ID card and keys were reported stolen from Canaday Hall. Graffiti was reported on a wall at Wigglesworth Hall.April 27: Officers assisted the Cambridge Police Department at Holmes Hall with an individual in need of medical assistance. The individual was transported to a medical facility via ambulance. A suspicious e-mail was received at the Office of Continuing Education. An annoying phone call was received at the Center for Middle Eastern Studies.April 28: Four unattended wallets were reported stolen from Newell Boathouse.April 29: Officers were dispatched to Mather House to take a report of a cell phone, $50, and credit cards that were stolen. Five individuals later approached the officers to file additional reports of theft from the above location, including a total of two cell phones, a digital camera, gift cards, credit cards, an ID, keys, and $460. A mountain bike valued at $2,000 was reported stolen from Emerson Hall.April 30: Officers were dispatched to 10 DeWolfe St. on a report of a loud noise. Officers spoke with occupants of the building who stated that there had been an altercation. One individual stated that they had been struck in the nose by another individual who had left the room. The individual refused medical attention. A flag valued at $100 was reported stolen from Fay House. Unattended cash in the amount of $220 was reported stolen from 45 Shattuck St. An officer was dispatched to a parking lot at 168 Longwood Ave. on a theft report. The reporting individual stated that the side passenger window of their vehicle had been smashed and that their backpack, books, and laptop had been stolen from the vehicle. A laptop was reported stolen from Lowell House. An unattended ID card was reported stolen from Eliot House dining hall.