A 22-year-old partygoer has drowned in a reservoir after being allegedly forced over the edge of a boat following a scuffle. On May 24 Alexander Avendaño Varela boarded a party boat at the Peñol-Guatapé Reservoir in Guatapé, Colombia but what should have been a fun trip ended in disaster. Shocking footage shows an altercation taking place on board, for reasons that remain unclear, among a large group of young revellers. The group were pushing and shouting and at one point, Alexander Avendaño