Emergency responders in the Czech Republic and Poland were grappling with flooding on Saturday while Austria declared some areas disaster zones amid historic rainfall in central Europe and as forecasters warned that worse is ahead. The first villages were evacuated in the Czech Republic and Poland, and communities in Austria have been declared disaster areas. In Romania, at least four people died in the floods after heavy rainfall. Emergency forces in the Czech Republic and Poland, along with parts of Austria, have been preparing for severe weather since Friday. Heavy rains in the Czech Republ…