President Trump says he's not worried about his son's entanglement in the Russia probe.
A 20-year-old Iowa student has been missing for nearly three weeks.
The Venezuelan president says "far right" opponents tried to kill him with explosive drones.
Countdown to zero? See how Pakistan is trying to wipe out polio.
And while it may take humans centuries to adapt to rising temperatures, sharks have already started along American coasts.
Before you begin your week, have a look back at some of the top stories of the weekend.
Donald Trump Jr.'s 2016 meeting with Russians at Trump Tower.
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