By Rachel Smith & Chiara Fiorillo A teenager smiled and waved at his family in court as he was jailed for murdering a man with a rock during a mass brawl. Henry Houghton, 19, attacked Matthew Daulby with a rock, which he stuffed into a sports sock and used in a mass brawl in Ormskirk, Lancashire, on July 29, 2023. The victim and his friends travelled to the area after a member of their group said he had been punched while on his own and on crutches. Houghton and another male were together throughout the evening and spent time drinking at pubs around the town. Shortly before midnight on July 28…