8.7-magnitude earthquake off Sumatra

This photo taken on Monday, June 17, 2013 shows the Marina Bay Sands hotel and the Supertrees at Gardens By The Bay covered in haze. The Pollutant Standards Index, Singapore’s main measure to determine air quality, crept into the “unhealthy” classification Monday as smoke from roaring blazes on Indonesia’s Sumatra island drifted across the sea and cast a gray pall over the city-state’s skyscrapers. (AP Photo/Wong Maye-E)

This photo taken on Monday, June 17, 2013 shows the Marina Bay Sands hotel and the Supertrees at Gardens By The Bay covered in haze. The Pollutant Standards Index, Singapore’s main measure to determine air quality, crept into the “unhealthy” classification Monday as smoke from roaring blazes on Indonesia’s Sumatra island drifted across the sea and cast a gray pall over the city-state’s skyscrapers. (AP Photo/Wong Maye-E)