Twitter has flagged a video tweeted by Donald Trump, which contained a fake CNN news segment about a “racist baby”, adding a warning label that the post contained manipulated media.The video, which had been doctored to make it appear as if it were a CNN broadcast, features two toddlers running and includes a fake graphic that reads “Terrified todler (sic) runs from racist baby”. The clip later accuses “fake news” of spreading misinformation.Twitter added a label to the video, which was tweeted out by Trump late on Thursday evening, marking it as manipulated. Earlier in the day, Facebook removed Trump...