FRIDAY, April 15 — A roundup of news from around the state, provided by our partners at Capital News Service. Follow the links for the full stories.

Cities face challenges in getting the lead out: The lead in Flint’s water gets plenty of attention, but there is another source of land contamination threatening Michigan cities and neighborhoods. The demolition of older homes and buildings can release lead into the air, threatening the health of those who live and work near these demolition sites.

Grants awarded to tribes in Michigan, Wisconsin and Minnesota: A Native American tribe in Michigan has landed a $200,000 grant to survey plants and wildlife and develop plans to protect them. Tribes in two other Great Lakes states also received funding to protect Lake sturgeon and bats.

Workplace violence affects health workers, study says: Health care workers at hospitals, nursing homes and other facilities are at higher risk of being assaulted on the job than workers in other types of jobs, a new report says. Most non-fatal assaults are by patients, their relatives and their friends. The Michigan Health & Hospital Association says its members have beefed up security, citing Sparrow Hospital as an example. UAW Local 6000, which represents health care workers at state psychiatric hospitals and prisons, and the Michigan Nurses Association, say there’s a connection between understaffing and workplace violence.