A funeral was held on Sunday for the president of a Detroit synagogue who was killed over the weekend, as police searched for a motive. Samantha Woll, an adviser to Democratic politicians and president of the Isaac Agree Downtown Synagogue, was found stabbed to death outside her home in the Lafayette Park neighborhood of Detroit on Saturday. In an obituary published on the website of the Hebrew Memorial Chapel, where the funeral was held, Woll, 40, was remembered as a patron of theater, opera and music and a keen hiker of mountain trails. The Detroit police department said Woll’s body...