JAKARTA City Hall welcomed 10 visitors, who met with Governor Basuki Tjahaja Purnama last week. They were contractors and officials of companies holding licenses to reclaim offshore lands, to explain charges of sand theft from the Thousand Islands. The residents of Pari island, for example, had reported that the Luxembourg-flagged vessel Cristobal Colon had suctioned so much sand off their island shores that the newly planted corals they had plan