Pakistan, July 3 -- Punjab police have declared the deadly roof collapse at a tuition centre in Lahore's Kahna area as "criminal negligence" and launched an investigation into the incident that claimed the lives of 14 children. The police said the investigation wing has begun the investigation, and it is being examined whether an additional legal provision should be added to the case. It added that all suspects named in the case have been arrested, while the female teacher, who was not named in the case, could be included in the probe. However, the female teacher who was conducting classes at the time of the incident has not been named in the case. In her statement to police, she maintained that no individual was intentionally responsible...