A severe earthquake with a magnitude of 7.3 has shaken northern Chile. One man died in the city of Calama, local media reported, citing the authorities. “However, we can rule out the possibility that the death was caused by the collapse of a building or damage to the infrastructure,” said Miguel Ballesteros, head of administration in the province of El Loa. “It is more likely that medical reasons led to the man’s death.” According to Chile’s Seismological Centre (CSN), the epicentre of the quake was located in a desert area around 20 kilometres south of San Pedro de Atacama and occurred at aro…