The 2017 Sinquefield Cup games start today at 2pm EST. The Sinquefield Cup is part of the Grand Chess Tour, and is held in St. Louis, MO - the premier chess event in America. This years' participants are Magnus Carlsen, Fabiano Caruana, Sergey, and So) defending their home turf.
Watch video commentary from GM Yasser Seirawan, WGM Jennifer Shahade, and GM Maurice Ashley at
the official site or, if you prefer kibbitzing with a group of chess knuckleheads following along on a board then check out Chessbomb.