Substitute Eoin Doyle helped to ensure Preston avoided an upset against Oldham as they secured a 2-0 EFL Cup victory.
Watford and West Brom crashed out of the EFL Cup in the second round, but Chelsea and Liverpool are through.
Watch goals from Tuesday's EFL Cup games and scroll back to see how the action unfolded.
Bolton have continued their perfect League One record with a fourth straight win, while Scunthorpe thrashed Gillingham 5-0.
Scroll down to see all the goals and highlights from Saturday's Sky Bet League One matches.
Oldham claimed a 1-0 victory at local rivals Bury to register their first League One victory of the season.
Team news for Saturday's Sky Bet League One clash between Bury and Oldham.
Northampton extended their unbeaten league run to 27 matches after a hard-fought goalless draw at Oldham.
Scroll down to see highlights and goals from Tuesday night's games in Sky Bet League One.
Scroll down to see all the goals and highlights from every one of Saturday's Sky Bet League One games.
Gillingham and Bolton retained their perfect records in Sky Bet League One as both secured 2-1 victories.
Oldham played out a goalless draw with Walsall in an entertaining contest at Boundary Park.
The best goals from up and down the country in the second weekend of the season in the Sky Bet EFL.
Team news for Saturday's Sky Bet League One clash between Oldham and Walsall.
Chelsea and Everton have been handed home draws in round two of the League Cup, while Liverpool will play away from Anfield.
Josh Law struck the winning goal as Oldham won 2-1 at the expense of 10-man Sky Bet Championship side Wigan.
Eight Championship clubs go out of the EFL Cup in round one. See goals and highlights as we get them.
Sky Sports has confirmed the latest batch of live Sky Bet EFL fixtures for October and November, with plenty of derbies in store...
Eight Championship sides, including Sheffield Wednesday, Ipswich and Birmingham, were beaten in the EFL Cup first round.
Oldham manager Steve Robinson will be without Jamie Reckord for the Sky Bet EFL Cup visit of Wigan.