Aug. 11 (UPI) -- At least two people may be dead and scores of others still missing after landslides and flooding hit southwest Japan after torrential rain. Prime Minister Shigeru Ishiba urged Japanese citizens on Monday to be vigilant and said Japan's government was "committed to implementing disaster response measures." The Japanese Meteorological Agency issued a warning of extreme rainfall to residents in Kumamoto and Nagasaki prefectures as it stretched across a wide swath of the