Manchester City's match at West Ham in the Women's Super League has been called off after four players tested positive for coronavirus following a Christmas break in Dubai.
The top tier of the women's game is braced for further postponements after Arsenal also requested their game at Aston Villa is suspended due to a Covid outbreak.
Three of Arsenal's first-team players enjoyed a winter break in the United Arab Emirates and one of them tested positive for Covid on their return. Other squad members have been isolating as a precaustion.