Evansville Fire officials said the explosion had a 100-foot blast radius and damaged about 40 homes. At least three people were killed. RELATED: https://bit.ly/3bJRe8n The residential street was littered with shrapnel and the incident damaged dozens of other buildings, authorities said. T here is no word yet on what caused it. The explosion, which was reported just before 1 p.m. appears to have completely destroyed the home where it occurred, according to a photo Evansville Mayor Lloyd Winnecke posted to social media. Neighboring homes suffered heavy damage. » Subscribe to USA TODAY: http://bit.ly/1xa3XAh » Watch more on this and other topics from USA TODAY: https://bit.ly/3wjnF4H » USA TODAY delivers current local and national news, sports, entertainment, finance, technology, and more through award-winning journalism, photos, videos and VR.