Sophia Smith at the double as USA women breeze past Nigeria in friendly

• Sophia Smith scores twice as USWNT win 4-0 over Nigeria
• Top-ranked Americans extend 70-match win streak at home
• USA face England in friendly at Wembley Stadium in October

Sophia Smith scored a pair of first-half goals and the US women's national team defeated Nigeria 4-0 Saturday as both teams prepare for next summer's World Cup.

The United States have a 70-game unbeaten streak on American soil - 63 wins and seven draws.