Rescuers in Pakistan have told the BBC that they are struggling to respond to growing flood emergency in province of Punjab. More than two million people have been evacuated in Punjab province as floods sweep the country's eastern region, authorities have said. Another 150,000 have been evacuated in Sindh province, national disaster management chief Inam Haider Malik told reporters on Thursday, warning that the "number may rise over the coming days". Climate change has worsened floods in