Follow live coverage as Leyton Orient face Derby County in the FA Cup today. This season marks the 144th edition of the world’s oldest cup competition, with Manchester United the reigning champions after they beat local rivals Manchester City in the final at Wembley.

Latest Derby County news from DerbyshireLive brings you the team that will face the Os tonight with the prize of facing Man City at stake

Josh Keeley was the man of the hour as Leyton Orient staged one of the biggest shocks of the Emirates FA Cup third round after dispatching Derby County on penalties. Charlie Kelman opened the scoring for Leyton Orient after 20 minutes, pouncing on a failed Rams clearance to fire past Jacob Widell Zetterström.

This is the third FA Cup meeting between Leyton Orient and Derby County – the O's won 3-0 in March 1963, before the Rams progressed 2-1 in a third round replay in 1974-75. This will be just the third meeting between Leyton Orient and Derby in the 21st century, with the Rams winning both League One games 3-0 last season.

Zech Obiero buries the penalty kick to send Leyton Orient onto the fourth round of the FA Cup.

Follow live BBC Radio commentary and text updates of the three remaining FA Cup third round fixtures - Leyton Orient v Derby, Mansfield v Wigan & Preston v Charlton.

Leyton Orient booked a home clash with Manchester City in the FA Cup fourth round by beating Derby 6-5 on penalties after the teams had drawn 1-1 after extra-time at Brisbane Road. Both teams converted their first five penalties before substitute Zech Obiero became the hero for the hosts when he beat Jacob Widell Zetterstrom from the spot to settle the third round tie,