When did the accident occur that the 2017 Joan Gamper Trophy held a tribute for?
2017 Joan Gamper Trophy The 2017 Joan Gamper Trophy was the 52nd edition of the Joan Gamper Trophy. Spanish side and hosts Barcelona faced Brazilian side Chapecoense at the Camp Nou in Barcelona. This marked Chapecoense's first ever appearance in the Joan Gamper Trophy, as a tribute to the 71 Chapecoense players and staff who lost their lives after the LaMia Flight 2933 tragedy in La Unión, Colombia, on 28 November 2016.
MV Doña Paz The MV "Doña Paz" was a Philippine-registered passenger ferry that sank after colliding with the oil tanker  on December 20, 1987. With an estimated death toll of 4,386 people and only 24 survivors, it remains the deadliest peacetime maritime disaster in history.