Where: Saputo Stadium.
When: 7 p.m. ET.
Local TV: Comcast SportsNet.
National coverage: Direct Kick, MLS Live.
Records: United 3-16-4, 13 points; Impact 10-7-5, 35.
Referee: Ismail Elfath (bio).
United on the road: 0-8-3, 2 goals for, 18 against.
Impact at home: 7-1-3, 21 GF, 12 GA.
DCU lineup: Hamid; Korb, Jakovic, Woolard, Riley; DeLeon, Kitchen, Thorrington, Porter; Silva, De Rosario. Subs: Willis, White, Iapichino, Neal, Jeffrey, Martin, Doyle.
Injured: Pontius, Pajoy, Townsend, Kemp, Nyassi, Saragosa.
MON lineup: Perkins; Brovsky, Ferrari, Nesta, Camara; Mapp, Bernier, Bernardello, Romero; Felipe, Di Vaio. Subs: Bush, Tissot, Warner, Arnaud, Nyassi, Smith, Paponi.
Your pregame, in-game and postgame thoughts are welcome in our comments section.