Felipe Massa says he wants to understand more about what happened in the 2008 Singapore Grand Prix and whether it could potentially lead to him being retrospectively crowned F1 world champion for that season. Renault’s order to Nelson Piquet Jr. to crash deliberately in order to open the door for Fernando Alonso to win the race in Singapore 15 years ago — known as Crashgate — was a pivotal moment in the season. Alonso’s victory came in a race that also saw original race leader Massa leave his pit stop with the fuel hose still attached during a hectic pit…