There was a large police presence Monday near 15th and Hauser on Milwaukee's north side. Investigators, police, and Department of Public Works vehicles filled an alleyway as crews focused on the backyard of a property.The proper ty is the former home of Michael Lock, who lived there in 2007 when he was arrested. Lock, the head of a Milwaukee gang called the Body Snatchers, was eventually convicted of killing two men and burying their bodies under concrete slabs. He is currently serving life in prison without the possibility of parole.Watch: Police and public works crews excavate a Milwaukee backyard during a grid search near 15th and Hauser Police and public works crews excavate a Milwaukee backyard during a grid search near 15th and HauserAt least four DPW trucks and a Bobcat excavator were on the scene, leaving behind multiple dig spots and muddy ground throughout the property. Crews painted bright pink letters, including J, L, N, P, U, and S, on concrete squares in the backyard, indicating a methodical grid search.Crews were seen carrying items away, though there is no confirmation on exactly what was removed.The police tape has since come down, and only one police car remains outside the home. However, the excavator remains in the backyard.This story was reported on-air by a journalist and has been converted to this platform with the assistance of AI. Our editorial team verifies all reporting on all platforms for fairness and accuracy.Its about time to watch on your time. Stream local news and weather 24/7 by searching for TMJ4 on your device.Available for download on Roku, Apple TV, Amazon Fire TV, and more.Report a typo or error // Submit a news tip ...read more read less