This shows a Chinese Dahua brand security camera in Sydney, Australia, Thursday, Feb. 9, 2023. Mark Baker/AP hide caption
surveillance cameras
A still from surveillance footage, released by the police department in Mesa, Ariz., shows officers surrounding a man after they punched him to the ground. Mesa Police Department/azfamily/YouTube hide caption
While Baby Duke Brothers stayed in the NICU, his parents could watch over him via web cam. Blake Farmer/WPLN hide caption
High-definition video cameras with 30x magnification keep watch over the Boston Marathon finish line, where two bombs detonated in 2013, killing three people and injuring hundreds. Jesse Costa/WBUR hide caption
Boston Marathon Surveillance Raises Privacy Concerns Long After Bombing
Micaela Torres and 2-year-old Jakai Johnson swing underneath a surveillance camera at Miwok Park in Elk Grove, Calif. The city's police department collects more than 100 video feeds from across the city. Steve Henn/NPR hide caption