SENEGAL’S President Macky Sall has announced a new state of emergency in response to record cases of coronavirus sweeping parts of the West African nation. Starting today, a nighttime curfew will be enforced in the regions of Dakar and Thies, which Sall said are home to more than 90% of cases. Mask-wearing will be mandatory and large gatherings banned. The new measures come six months after the first state of emergency was lifted in an attempt to bolster an economy hit hard by restrictions on movement during the first wave of the virus. Senegal has reported 19,964 COVID-19 infections and…