About a quarter of the runners for the coming Standard Chartered Hong Kong Marathon are from outside the city, a record for the annual race, the organiser has said. Authorities also warned that road closures for Sunday’s marathon will affect services along 269 bus and 40 minibus routes, and called on residents to plan their trips in advance. The Hong Kong, China Association of Athletics Affiliates, which organises the event, said on Monday that among the 74,000 people set to take part this year,...