http://www.usatoday.com/sports/socce...win/50538996/1
De Rosario, who also became the first D.C. player to get multiple hat tricks in one season, as well as the fastest hat trick scored in MLS history, scored on a header in the 22nd minute, then got his second in the 27th and converted a free kick in the 31st.
He also set up the first goal for United (9-8-11), sending a perfect diagonal pass to Andy Najar, who scored in the 13th minute. DC extended its home unbeaten streak to four matches (2-0-2).