[TV GUIDE] Four semifinal berths are on the line in the UEFA Champions League this week. Tuesday's big match pits defending champion Barcelona against Arsenal. For a look at all the matchups and our predictions ...

TUESDAY ... CSKA Moscow-Inter Milan
TELEVISION:
Fox Soccer Channel, Fox Sports en Espanol, live, 12:30 pm ET; Fox Soccer Plus, delay, 5 pm ET

FIRST LEG: Inter Milan won, 1-0

LAST WEEKEND: CSKA Moscow's match against Zenith St. Petersburg was rescheduled for security reasons; Inter Milan beat Bologna, 3-0, at home.

PROBABLE LINEUPS:
Inter Milan: 12-Julio Cesar (Brazil); 13-Maicon (Brazil), 6-Lucio (Brazil), 25-Walter Samuel (Argentina), 26-Cristian Chivu (Romania); 4-Javier Zanetti (Argentina), 19-Esteban Cambiasso (Argentina), 8-Thiago Motta (Brazil); 10-Wesley Sneijder (Netherlands); 9-Samuel Eto’o (Cameroon), 22-Diego Milito (Argentina)
CSKA Moscow: 35-Igor Akinfeyev (Russia); 24-Vasily Berezutsky (Russia), 4-Sergei Ignashevich (Russia), 6-Alexei Berezutsky (Russia), 42-Georgy Shchennikov (Russia); 2-Deividas Semberas (Lithuania), 18-Keisuke Honda (Japan), 13-Mark Gonzalez (Chile), 10-Alan Dzagoyev (Russia), 11-Pavel Mamayev (Russia); 89-Tomas Necid (Czech Rep.)

PREDICTION: Tie, 1-1.

TUESDAY ... Barcelona-Arsenal
TELEVISION:
Fox Sports Net, Fox Sports en Espanol, live, 2:30 pm ET; Soccer Channel, delay, 5 pm ET

FIRST LEG: Arsenal and Barcelona tied, 2-2.

LAST WEEKEND: Barcelona beat Athletic Bilbao, 4-1, at home; Arsenal beat Wolves, 1-0, at home.

PROBABLE LINEUPS:
Arsenal: 1-Manuel Almunia (Spain); 3-Bacary Sagna (France), 31-Sol Campbell (England), 5-Thomas Vermaelen (Belgium), 22-Gael Clichy (France); 8-Samir Nasri (France), 17-Alex Song (Cameroon), 2-Abou Diaby (France), 7-Tomas Rosicky (Czech Rep.); 14-Theo Walcott (England), 52-Nicklas Bendtner (Denmark).
Barcelona: 1-Victor Valdes (Spain); 2-Daniel Alves (Brazil), 18-Gabriel Milito (Argentina), 24-Yaya Toure (Ivory Coast), 19-Maxwell (Brazil); 6-Xavi (Spain), 15-Seydou Keita (Mali), 16-Sergio Busquets (Spain); 10-Lionel Messi (Argentina), 11-Bojan Krkic (Spain), 17-Pedro (Spain)

PREDICTION: Barcelona, 3-1.

WEDNESDAY ... Man. United-Bayern Munich
TELEVISION:
Fox Soccer Channel, live, 2:30 pm ET;  Fox Soccer Plus, Fox Sports en Espanol, delay, 5 pm ET

FIRST LEG: Bayern Munich won, 2-1

LAST WEEKEND: Manchester United lost to Chelsea, 2-1, at home; Bayern Munich beat Schalke 04, 2-1, away.

PROBABLE LINEUPS:
Bayern Munich: 22-Hans-Joerg Butt (Germany), 5-Daniel van Buyten (Belgium), 6-Martin Demichelis (Argentina), 21-Philipp Lahm (Germany), 28-Holger Badstuber (Germany); 7-Franck Ribery (France), 17-Mark van Bommel (Netherlands), 8-Hamit Altintop (Turkey), 31-Bastian Schweinsteiger (Germany), 10-Arjen Robben (Netherlands), 25-Thomas Mueller (Germany).
Man. United: 1-Edwin van der Sar (Netherlands); 2-Gary Neville (England), 5-Rio Ferdinand (England), 15-Nemanja Vidic (Serbia), 3-Patrice Evra (France); 16-Michael Carrick (England), 24-Darren Fletcher (Scotland), 18-Paul Scholes (England), 13-Park Ji-Sung (South Korea); 9-Dimitar Berbatov, 25-Antonio Valencia (Ecuador)

PREDICTION: Tie, 1-1.

WEDNESDAY ... Bordeaux-Lyon
TELEVISION:
Fox Soccer Plus, live, 2:30 om ET; Fox Soccer Channel, Fox Sports en Espanol, delay, 5 pm ET

FIRST LEG: Lyon won, 3-1.

LAST WEEKEND: Bordeaux lost to Nancy, 2-1, at home; Lyon beat Rennes, 2-1., at home

PROBABLE LINEUPS:
Bordeaux: 1-Cedric Carrasso (France); 21-Matthieu Chalme (France), 25-Ludovic Sane (France), 2-Michael Ciani (France), 28-Benoit Tremoulinas (France);  5-Fernando (Brazil); 18-Jaroslav Plasil (Czech Rep.), 4-Alou Diarra (France), 8-Yoann Gourcuff (France), 17-Wendel (Brazil); 29-Marouane Chamakh (Morocco).
Lyon: 1-Hugo Lloris (France); 13-Anthony Reveillere (France), 3-Cris (Brazil),  4-Jean-Alain Boumsong (France), 20-Aly Cissokho (France); 8-Miralem Pjanic (Bosnia), 28-Jeremy Toulalan (France), 41-Maxime Gonalons (France); 7-Michel Bastos (Brazil), 18-Bafetimbi Gomis (France), 19-Cesar Delgado (Argentina).

PREDICTION: Bordeaux, 2-1.