T he winter transfer window has been unexpectedly busy in the women's game, especially as a flurry of U.S. women's national team players swap the NWSL for teams in Europe. Naomi G

Olympic soccer star Naomi Girma is taking her skills across the pond after signing a record-breaking deal to play four years at the Chelsea Women football club in England, becoming the woman to cross the million-dollar threshold in the sport.

U.S. women's national team defender Naomi Girma became the most expensive transfer in women's soccer after penning a deal with English club Chelsea.

Arsenal have completed the signing of USWNT defender Jenna Nighswonger from Gotham FC. reported on January 27 that Arsenal were finalising a deal for the former NWSL rookie of the year after the two teams had agreed to terms and a transfer fee of $100,

BREAKING: USWNT and Gotham FC defender Jenna Nighswonger is transferring to Arsenal for a $100,000 fee, sources tell @itsmeglinehan. Details: https://t.co/KrCzWMIxmR pic.twitter.com/0WoINk85tt

Jenna Nighswonger has made 18 appearances for the USA team Arsenal have signed United States defender Jenna Nighswonger from Gotham FC on a permanent deal on transfer deadline day. The fee is believed to be £80,