The Grand Canyon becomes a national park, Michael Jackson's "Thriller" album hits No. 1, a truck bomb explodes under the World Trade Center, and teenager Trayvon Martin is shot and killed, all on this day.
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1953: Singer-songwriter Michael Bolton, known for such soft rock hits as "How Am I Supposed to Live Without You," "Love Is a Wonderful Thing" and "When a Man Loves a Woman," is born in New Haven, Conn.