If the Democrats thought that having Republicans speak at the convention might help persuade some Trump skeptical GOP voters to come over to the other side, it’s doubtful it worked, unfortunately. At least if those voters were watching on Fox: Fox News did not air a second of the speeches from alienated GOP leaders and former Trump officials who endorsed Vice President Kamala Harris at this week’s Democratic National Convention. The DNC speakers included former Illinois Rep. Adam Kinzinger, who spoke in prime-time before Harris’ Thursday keynote; former Georgia Lt. Gov. Geoff Duncan; former Trump White House press secretary Stephanie Grisham; Olivia Troye, who served as a homeland security aide to former Vice President Mike Pence; and Mesa, Arizona, Mayor John Giles. MSNBC and CNN treated those speeches as newsworthy, airing each of them in full, according to a Media Matters review of the networks’ convention coverage. But Fox hid the content of all of those speeches from their viewers, often displaying the video on screen without audio as the network’s on-air hosts and guests offered commentary. It’s not hard to figure out why: Fox is a Trumpist propaganda organ that helped the former president purge the GOP of his critics and is working tirelessly to return him to the White House. Say what you will about MSNBC being a liberal version of Fox, they would not do something like this. If Democrats were speaking at the RNC, they would show them. In fact, it would be a big story. Fox is just shamelessly…