reen flag drops on the streets of St. Petersburg on Sunday, it will have been almost seven months since the last Verizon IndyCar Series race at Fontana – where Will Power was crowned champion. Given how much has changed since then, GPUpdate.net poses five key questions ahead of the 2015 season.How will the newcomers fare? If there's one thing that never fails to add variety to this sport, it's new drivers on new teams. In what turned out to be a very busy off-season, several series regulars are now driving for different outfits while other teams are welcoming brand new drivers to IndyCar. James Hinchcliffe and Simon Pagenaud have changed seats for 2015 with the former moving to Schmidt...
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