Left-wing protesters want Detroit Police Chief James Craig to join the ranks of law-enforcement leaders leaving the job in droves, but the no-nonsense chief says he’s not going anywhere. “I am not going to allow criminals to attack our police officers, attack property, and I absolutely am not going to allow them to take over our city streets,” Chief Craig said Saturday on Fox Business. “We speak a very different language. They know it. And they want me to leave. The best way to respond to that is: I’m staying.” About 40 progressive groups, including Detroit Will Breathe and the...