Fennelly continued his position as an assistant coach as the U18 team became the U19 team, and competed in the FIBA Women's U19 World Championship. The USA lost the opening round game against Spain 90–86, but then went on to win their next eight games. In the quarterfinals, the USA team faced France, which held an eight-point lead late in the second half, but the USA team took back the lead and won by eleven to advance to the semifinals. After beating Canada in the semifinals, they had a rematch against Spain, for the championship. This time the USA jumped out to an early lead, with a score of 33–16 at the end of the first quarter. The USA went on to win 87–71 to win the gold medal.