Waterloo

A father and his 22-year-old son were killed in a plane crash near Waterloo, Illinois, after their small aircraft encountered severe weather on the way home from a St. Louis Cardinals game. Investigators reported the plane made a last-minute turn before spiraling into a tree line, with a possible weather-tracking system glitch cited as a potential factor.

BlackBerry Ltd. reported fiscal Q1 profit of $8.5 million, or 1 cent per share, with adjusted earnings of 4 cents per share, exceeding analysts' expectations. The company generated $152.9 million in revenue and projected Q2 earnings of 3-4 cents per share and full-year earnings of 16-20 cents per share, while its stock has risen 99% over the past year.

David Greene, a U.S. Marine who survived the deadly 1945 Battle of Iwo Jima, died at age 101. His survival of a shell blast on Iwo Jima and subsequent peace advocacy with former Japanese foes are highlighted, with a memorial event planned in Waterloo, Iowa.