It's well known that tweets are restricted to 140 characters but it is amazing how much can be conveyed within that limit.
The Donald himself knows this. He is, after all, a prize twit who recently and immodestly rhapsodized on this very theme:
"I have millions of people on Twitter. It's like owning the New York Times without the loses. It's incredible. Tweet! Tweet!"
To demonstrate how effective, albeit brief, Twitter can be as a news source, the following account of Donald Trump's rally in Phoenix will be reported entirely in tweets.