Swarms of grasshoppers invade Las VegasThis video can not be playedTo play this video you need to enable JavaScript in your browser.Swarms of grasshoppers invade Las VegasCloseVast swarms of the insects are being drawn to the neon lights of Sin City - but they are not dangerousSubsectionUS & CanadaPublished31 July 2019Shareclose panelShare pageCopy linkAbout sharingRead description