UPDATE Noon

A Gwent Police spokeswoman said: "We received a report of a two vehicle crash on A472 between Crumlin and Pontypool at 8am this morning. 

"A car and a motorbike were involved in the crash.

"The motorcyclist sustained serious leg injuries and was conveyed to Royal Gwent Hospital for treatment."

8.30am

THERE has been a crash involving two vehicles at Crumlin traffic lights.

Traffic is partly blocked between Crumlin Traffic Lights and the B4471 junction.