LONDON — N’Golo Kante sent Chelsea into the F.A. Cup semifinals and helped end Manchester United’s title defense on Monday, sealing a 1-0 victory after Ander Herrera of United was dismissed on a fiery night at Stamford Bridge.
Herrera was booked twice — the first time harshly — for fouling Chelsea winger Eden Hazard, leaving United a man down from the 35th minute while already trying to cope without suspended top-scorer Zlatan Ibrahimovic.
Kante broke the deadlock five minutes into the second half. After Paul Pogba failed to close him down, Kante unleashed a shot from 20 yards that beat goalkeeper David De Gea.
It left United without a victory at Chelsea since 2012 and kept the Blues, the runway Premier League leader, on course to complete Antonio Conte’s first year with a double.
Chelsea will discover after the game whether it will face Arsenal, Tottenham or…