Cory Christensen/John Shuster (Duluth, MN) won 7-5 over Vicky Persinger/Christopher Plys (Fairbanks, AK) in the Final of the USA Curling Mixed Doubles National Championship, held February 26 - March 3, 2019 in Seattle, Washington. To advance to the championship game, Christensen/Shuster won 6-5 over Tabitha Peterson/Joe Polo (St. Paul, MN) in the semifinals of the 2019 USA Curling Mixed Doubles National Championship in Seattle, Washington; and won 6-5 over Becca Hamilton/Matt Hamilton (Madison, WI) in the quarterfinals. of the 2019 USA Curling Mixed Doubles National Championship in Seattle, Washington;
 
Christensen/Shuster finished 4-1 in the 0-team qualifying round. . In their opening game, Christensen/Shuster lost 7-6 to Persinger/Plys, then responded with a 8-4 win over Taylor Anderson/Derrick McLean (Chaska, MN). Christensen/Shuster won 8-4 against Jamie Sinclair/Sean Beighton (Chaska, MN), then won 8-6 against Sarah Anderson/Korey Dropkin (Chaska, MN) and 8-6 against Clare Moores/Lance Wheeler (Denver, CO) in their final qualifying round match.
 
. For week 29 of the event schedule, Christensen/Shuster did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Christensen/Shuster ranks th overall on the Year-to-Date rankings with points earned so far this season.