The rapid inter-Korean thaw has eased tensions that soared past year when Pyongyang tested missiles that could reach the U.S. mainland and detonated what it said was an H-bomb.
In the biathlon - which combines skiing and shooting - US took gold and silver in the women's sit ski, with Kendall Gretcsch coming first and Oskana Masters second.
Team USA earned two gold medals four years ago, but on Saturday in South Korea the United States stood atop the podium three times, including in both men's and women's biathlon. At the "Parade of Nations" flag-bearer of the Ukrainian team was the repeated champion and medalist of the Paralympic games in ski racing and biathlon Vitaly Lukyanenko.
North Korea pulled out of the joint march after South Korea chose to remove islands claimed by Japan from the flag, which depicts the Korean peninsula.
Yesterday the opening ceremony of the Paralympic Games in Pyeongchang took place.
Andrew Parsons, president of the IPC, said in a statement that North Korea's presence was a pivotal moment for the Paralympic movement and that he hoped that "the focus can now be on the performances of Para athletes on the field of play, not the politics off it".
The athletics lineup includes alpine skiing, biathlon, cross-country skiing, ice hockey, snowboarding and wheelchair curling.
A record 48 countries are taking part in the Games.
American snowboarder Brenna Huckaby, who lost her right leg below the knee, made headlines when she featured in Sports Illustrated's swimsuit issue.
The 18-year-old from Vancouver captured bronze on Saturday in the women's standing downhill event with a time of one minute 34.60 seconds at the Jeongseon Alpine Centre, behind victor Marie Bochet of France (1:30.30) and runner-up Andrea Rothfuss of Germany (1:32.53).
Craig Mack Former Diddy's Bad Boy rapper dead at 46
Mack's debut album Project: Funk da World was released on Puff Daddy's record label and reached number 21 on the U.S. charts. Craig Mack , the NY rapper who scored a 1994 hit with Flava in Ya Ear , has died of heart failure, aged 46.
Team Japan athletes wave miniature flags during the opening ceremony. Thirty athletes, who have met strict conditions, were approved by the International Paralympic Committee to compete as Neutral Paralympic Athletes in Pyeongchang.
Katy Perry floors American Idol contestant with impromptu kiss
Trevor sang Brett Young's "In Case You Didn't Know", changing the lyrics to "In case you didn't know/Katy, I'm insane 'bout you". Nowhere has seen higher highs and lower lows when it comes to reality television than the American Idol audition stage.
ATU Student Advances on American Idol
Naturally, this gets "I Kissed A Girl" singer Katy to sneakily plant one on the flabbergasted singer. "It's disgusting", she said. I'm into this whole thing. "Definitely a once in a lifetime experience". "Nothing's gonna stop me from pushing toward my dream".
Tease wins Crufts amid protest at the NEC
Crufts blamed the incident on animal rights group PETA and accused the man of putting the competitors' safety at risk. Ms Short had just proudly stepped up to the podium with her Best In Show victor when the commotion unfolded.