LOOKING BACK

1999: John F. Kennedy Jr., his wife, Carolyn, and her sister, Lauren Bessette, died when their single-engine plane, piloted by Kennedy, plunged into the Atlantic Ocean near Martha’s Vineyard, Massachusetts.

2008: Florida resident Casey Anthony, whose 2-year-old daughter, Caylee, had been missing a month, was arrested on charges of child neglect, making false official statements and obstructing a criminal investigation.