Manchester United v Roma

Cristiano Ronaldo is challenged by Rodrigo Taddei (left) and Marco Cassetti Photograph: Laurence Griffiths/Getty

Ronaldo jumps for a header with Roma's midfielder Daniele De Rossi Photograph: Carlo Baroncini/AP

Ronaldo towers above the Roma defence to score the opening goal Photograph: Alex Livesey/Getty

Ronaldo, who took a heavy blow in scoring, is congratulated by his teammates Photograph: Andrew Medichini/AP

Manchester United supporters posturing and gesturing towards their Roma counterparts in the stadium Photograph: Paul Ellis/AFP

Roma's Brazilian midfielder Alessandro Mancini shows his disappointment after United's opening goal Photograph: Filippo Monteforte/AFP

Manchester United's Nemanja Vidic grimaces in pain after landing awkwardly following an aerial challenge with Mirko Vucinic. United's Serbian centre-half faces a scan to reveal the full extent of the damage to his knee Photograph: Jon Super/AP

Ronaldo takes a tumble after being dispossessed by Ludovic Giuly and Taddei Photograph: Alessandra Tarantino/AP

Roma's Vucinic, perhaps the home side's best player of the evening, tries to escape the attentions of Anderson and Rio Ferdinand Photograph: Filippo Monteforte/AFP

The Roma coach Luciano Spalletti issues instructions to his players Photograph: Ettore Ferrari/EPA

The Manchester United goalkeeper Edwin van der Sar makes a save Photograph: Filippo Monteforte/AFP

Alberto Aquilani takes his frustration out on the net after missing a chance Photograph: Alessandra Tarantino/AP

Park Ji-sung's header causes havoc in the Roma penalty area as the goalkeeper Doni, Christian Panucci and Philippe Mexes attempt to clear before Wayne Rooney can pounce ... Photograph: Paul Ellis/AFP

... but they were unsuccessful. Rooney celebrates the goal that gives United a comfortable cushion ahead of the second leg. Photograph: Alex Livesey/Getty

Wes Brown, Ronaldo and Park join in Rooney's celebrations Photograph: Jon Super/AP

The Roma captain Christian Panucci shows his dejection at the end of the match Photograph: Alessandra Tarantino/AP