(CNN) -- Earlier reports that Connecticut school shooter Adam Lanza had an altercation with four adults at the school on Thursday have been investigated and are not accurate, according to a law enforcement source with knowledge of the investigation. Lt. J. Paul Vance of the Connecticut State Police noted in a news conference Saturday that he knew of no reports about Vance being involved in any altercations at the school.
- Improving economy: Is it for real?
- Uneasy truce in town at heart of CAR unrest
- UK air traffic control glitch delays flights
- The death of Paul Walker: What we know so far
- Congress having trouble with health care signup
- Former presidents to travel to Mandela memorial
- Ex-Goldman VP gets 9 months in prison
- 6 questioned in Mexico radioactive theft
- Rescuers: Stranded whales may be dehydrated