He said NATO troops were fighting Taliban militants about 10 kilometers (six miles) away, but those killed in the strike were not involved in that battle.
Tackles flew in from both sides in a markedly physical battle for midfield dominance, but a brilliant strike from Cahill on nine minutes put Everton ahead on the scoresheet.
The players in this game are fighting a labor battle that will determine whether there is the first work stoppage in the NFL since 1987 when the players went on strike over free agency.