CHICAGO– United Automobile Workers (UAW) President Shawn Fain said he would not have spoken at the Republican National Convention (RNC) last month like fellow union leader Sean O’Brien after Vice President Kamala Harris’ campaign apparently snubbed the Teamsters president this week.Fain spoke with a small group of reporters on the sidelines of the Democratic National Convention (DNC) on Tuesday, the day after he gave an impassioned speech calling former President Trump a “scab” and advocating strongly for Harris’s victory.Meanwhile O’Brien told Fox News’ Neil Cavuto in a televised interview on Tuesday that he has not yet heard from Democrats about his request to speak at the convention.Fox News Digital asked Fain what he thought of the snub, and of O …