Detroit police said on Wednesday they had arrested a suspect in the fatal stabbing of synagogue leader and Democratic party adviser Samantha Woll, whose death on 21 October rocked religious and political circles. Woll, 40, was president of Isaac Agree Downtown Synagogue. She was found dead outside her Detroit home on 21 October, hours after returning from a wedding, investigators said. James White, the police chief, revealed little in a statement announcing the arrest. “The details of the investigation will remain confidential at this time to ensure the integrity of the important steps that remain,” White said. “Investigators will be...