Railway lines towards Brighton are blocked this afternoon due to an emergency aboard a train.

Paramedics have scrambled to a train stopped at Falmer near the Amex Stadium where a passenger has been taken ill.

Southern say the line from Falmer into Brighton is blocked and services into the city will be delayed.

The train was travelling from Ore to Brighton and stopped at Falmer at 5:06pm as scheduled.

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It is still at the station now.

Hundreds of passengers have unable to complete their journey into the city this evening.

It is not clear when services will resume.

More as we have it.