SILVER SPRING, Md. — A Maryland state lawmaker announced plans Thursday to draft a new bill that he says would crack down on radical mosques, but which critics say would be unconstitutional. “It is time to seriously recognize that we are at war with radical Islam,†said Del. David Vogt, a Republican who represents Carroll and Frederick counties. Under Vogt’s bill, mosques and other organizations that are linked to the spread and support of radical Islam would lose their tax-exempt status. In a statement, Vogt said it is “quite frankly insane†for state government “to continue raising taxes on hardworking...