Man critical after car crash with lorry near Welshpool 27 November 2013 Last updated at 22:07 Police have appealed for witnesses after a serious crash in Powys which left a man in a critical condition. The incident involving a Renault Clio and a lorry happened at the junction of the B4396 and A495 at Llansantffraid-ym-Mechain, near Welshpool, at 17:15 GMT. Fire crews cut the man out of the car and he was airlifted to hospital at Staffordshire Royal Infirmary in Stoke. Dyfed-Powys Police said anyone with information should call 101.