2009 L'Aquila earthquake concrete elements of the fallen buildings "seemed to have been made poorly, possibly with sand". An official at Italy's Civil Protection Agency, Franco Barberi, said that "in California, an earthquake like this one would not have killed a single person". According to Italian media, L'Aquila's chief prosecutor has opened a probe into possible criminal blame for the collapses. Many people reported seeing peculiar sightings of light glows, flashes, lightning, flames and fireballs, all of which were considered candidates for earthquake light. 241 luminous phenomena were collected including photos and videos. At least 99 of such phenomena occurred before the main
2009 L'Aquila earthquake died, making this the deadliest earthquake to hit Italy since the 1980 Irpinia earthquake. In a subsequent inquiry of the handling of the disaster, seven members of the Italian National Commission for the Forecast and Prevention of Major Risks were accused of giving "inexact, incomplete and contradictory" information about the danger of the tremors prior to the main quake. On 22 October 2012, six scientists and one ex-government official were convicted of multiple manslaughter for downplaying the likelihood of a major earthquake six days before it took place. They were each sentenced to six years' imprisonment, but the verdict was