The Italian cities of Verona and Pisa are restricting water usage as the country struggles with its worst drought in decades, in decisions taken ahead of federal measures that could follow as soon as Monday. In the northern city of Verona, tap water can only be used for “domestic purposes, personal cleaning and hygiene,” the local authorities announced on Saturday. Between 6 am to 9 pm (0400-1900 GMT) residents are not allowed to water gardens, allotments or sport fields, wash cars or fill swimming pools. Outside of these hours, people are being asked to voluntarily refrain from using tap wate…