Laura Muir praises 'brilliant' London marathon run of Joshua Griffiths

• Unknown club runner Griffiths finished as leading British athlete in 13th• His performance has catapulted him into the GB world championships team Laura Muir has hailed the "brilliant" performance of Joshua Griffiths, the unknown club runner whose London marathon performance has now officially catapulted him into the British team at the world championships this summer, saying he has given inspiration to ordinary athletes everywhere. Related: British club runner Josh Griffiths bursts on to ...