Fifa opens investigation into Argentina post-final trouble

Argentina will face an investigation into the ugly scenes at the end of the World Cup final, Fifa has confirmed.Fifa's disciplinary committee has appointed a disciplinary and ethics prosecutor to assess what happened after the final whistle at MetLife stadium.Any player or coach involved in the fracas could face suspension, while the Argentine Football Association (AFA) may also be fined.Following their 1-0 defeat on Sunday, members of the Argentina team and backroom staff were involved in alter