RFI:- France's overseas territory of Martinique will enter a tougher lockdown for three weeks from Tuesday to tackle a Covid-19 outbreak on the Caribbean island, the local prefect has announced. Martinique had already imposed an evening curfew, but the tougher Covid-19 lockdown, set to start from 7pm, will force non-essential shops, hotels and beaches to close and clamp down on people's movements. Authorities in Martinique have also advised tourists to leave the island. “We will be entering a second phase of lockdown … Shops will close, except for food shops and pharmacies,” said Stanislas Cazelles, the prefect for Martinique. He