The students and adults were heading to Washington when the bus flipped on State Road 728 in Hart County.

CNN: Tour bus wrecks in Kentucky; dozens sent to hospital

Economy and Transport Minister Edwina Hart said the new Bontnewydd and Caernarfon bypass will make use of existing road infrastructure between Felinheli and Bethel.

BBC: Bontnewydd bypass route options

Peter Hart left Guilfest in Guildford on 13 July and was walking on King's Road with his wife and young child when he was attacked.

BBC: Nicola and Peter Hart