Posted: Jan 16, 2013 12:32 PM MST
Updated: Jul 15, 2016 12:20 AM MDT
Viewer photos for Love Your Pet Day on February 20, 2017.
The Post Office is born, World War II gets its first flying ace, John Glenn becomes the first American to orbit the Earth, and a fire at a Great White concert leaves 100 dead, all on this day.
Iraq has launched an operation to regain control of western Mosul from ISIS militants, Prime Minister Haider al-Abadi said Sunday.