2018 was a year of extremes, marked by the youngest U.S. snowboarding Olympians winning gold and the first American woman of color marrying into the British royal family. The year also saw the 13th Triple Crown winner and the largest number of women to run for — and win — seats in Congress.

But 2018 also came with challenges, like California's deadliest wildfires and multiple fatal attacks against journalists. There were political reckonings for several Trump administration officials and numerous mass shootings at schools, bars and places of worship across America.

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