It is a big day for the Motocross industry today in the shadow of the Los Angeles Memorial Coliseum. Feld Motor Sports and MXSports, the promoters of AMA Supercross and Motocross, haven’t been partners in the past per se. Hell, there was even a period where the mention of Motocross even existing as a concept just didn’t happen on Supercross broadcasts. That relationship ended up taking a turn for the better during the dog days of the Pandemic. A little before Supercross began the SLC bubble in 2020 to be exact. Feld and MXSports, as the rumor and innuendo went, talked about cross-promoting som…