ALLEN PARK, Mich. — Protesters descended on a Lowe's store in one of the country's largest Arab-American communities on Saturday, calling for a boycott after the home improvement chain pulled its ads from a reality television show about five Muslim families living in Michigan. About 100 people gathered outside the store in Allen Park, a Detroit suburb adjacent to the city where "All-American Muslim" is filmed. Lowe's said this week that the TLC show had become a "lightning rod" for complaints, following an email campaign by a conservative Christian group. Protesters including Christian clergy and lawmakers called for unity and...