A first half goal by Charlton Athletic’s, Thierry Small, gave them a narrow victory over a struggling Crawley.
Crawley’s fourth defeat in five matches leaves them nine points from safety with 10 games remaining.
The Red Devils improved somewhat after the break but it wasn’t enough to catch up.
Crawley place 22nd on the table.
Crawley Town drew 1-1 against Reading FC at the Broadfield Stadium on Saturday. Pan Camará equalised for the Reds in the 90th minute.
Crawley Town remain in the relegation zone in the League One table.
Crawley Town lost 3-1 away to Blackpool on Saturday.
The Reds remain in the relegation zone in the League One table.
Crawley Town drew 1-1 against Wycombe Wanderers at the Broadfield Stadium on Saturday. The Reds are still in the relegation zone in the League One table but have moved up to 21st place.
Dorking Wanderers remain top of the National League South. Dorking won 1-0 away to Welling United.
Crawley Town have signed Canada international Liam Fraser on a free transfer.
Fraser, most recently played for Major League Soccer side FC Dallas and joins the League One club on a six-month deal.
Fraser has 19 international caps and becomes Rob Elliot’s fifth signing of the winter transfer window.