TV personality and real estate mogul Donald Trump arrives on Tuesday, May 14, 2013 to testify at the Dirksen U.S. Courthouse in downtown Chicago in a trial about a disputed condo deal at Trump Tower. (Abel Uribe, Chicago Tribune)

TV personality and real estate mogul Donald Trump arrives on Tuesday, May 14, 2013 to testify at the Dirksen U.S. Courthouse in downtown Chicago in a trial about a disputed condo deal at Trump Tower. (Abel Uribe, Chicago Tribune) (May 15, 2013)

In one combative morning, exchanges between developer Donald Trump and the attorney for an aggrieved tennant of Trump Tower complaining that revenue-sharing promises never materialized have created a must-read story on chicagotribune.com. And great Twitter trial-watching.

A Storify gallery of Tribune federal court reporter Annie Sweeney's tweets: