An earthquake with a magnitude of 5.7 struck central Mexico on Friday, seismologists said, triggering alarms in the capital where anxious residents poured into the streets. Despite the panic, there were no immediate reports of injuries or significant damage. The quake struck 59 kilometres (37 miles) southeast of San Marcos in Guerrero state at a depth of 19 kilometres, according to the national seismology service. The tremor triggered Mexico City’s alarm system, which uses seismic monitors to give residents warning of a quake. But in the end, it was barely felt in the...