lee lim fedor, sandra smith has their holiday off.e reportedly believe this explosion was an intentional act. in southeast newsroom with the latest on this comet hi, charles. >> lee lynn, the metro police say this is connected to a vehicle that exploded second avenue and commerce downtown nashville. multiple reports right now say that parked rv was in the middle-of-the-road and exploded around 6:30 this morning sending heavy, black smoke into downtown nashville. the police fire and federal authorities are on the scene investigating right now. we are told they are being very cautious around this explosion site. the video posted to social media show a very chaotic scene moments after the explosion. and in one video, there appears to be a video on fire near buildings that appeared to have been badly damaged from the explosion. an individual we spoke to this morning with the metro police department could not confirm any details but said he could feel the explosion rattled the ground as he made his way into work this morning. right now we