an industrial city in south-eastern Michigan, north of Detroit; population 133,939 (est. 2008)

an industrial city in north-eastern Ohio, on the River Mahoning; population 43,789 (est. 2008)

American family of physicians. Joseph Warren(1741–75), a patriot active in the events leading up to the American Revolution, was killed at the Battle of Bunker Hill. His brother John Warren(1753–1815) was a leading medical practitioner in New England and a surgeon in the American Revolution. John Collins Warren(1778–1856), the son of John Warren, helped to found Massachusetts General Hospital in 1811

a network of interconnecting rabbit burrows