A construction site explosion in Laakso is now under criminal investigation, with authorities suspecting gross negligence. Prosecutors are seeking punishment for the individual leading the blasting operations. The charges relate to causing severe injuries through negligence and other associated crimes. Investigators believe the incident resulted from a disregard for safety protocols. The case is being treated with increased seriousness due to the extent of the negligence alleged. Further details regarding the investigation and potential repercussions are expected to be released as the case progresses. This incident highlights the critical importance of safety measures on construction sites.