Lionel Messi looks relaxed as Argentina train ahead of Switzerland last-16 clash

• Messi has already scored four goals in the World Cup so far
• He is top of the Golden Boot race alongside Neymar and Thomas Muller
  
• He looked relaxed as he trained with team-mates near Belo Horizonte
  
• Argentina topped Group F following with three wins out of three
• They beat Bosnia-Herzegovina 2-1, Iran 1-0 and Nigeria 3-2
• Argentina face Switzerland in last 16 on Tuesday in Sao Paulo
  

By CHRIS WAUGH FOR MAILONLINE

Published: 11:18 EST, 28 June 2014 | Updated: 11:18 EST, 28 June 2014

Lionel Messi may be his nation's talisman but he looked in relaxed mood as Argentina trained ahead of their World Cup last-16 clash with Switzerland.

The Barcelona forward joked around with his team-mates during a session near Belo Horizonte.

They practised tactical formations, drills and also ball skills during the session.

Relaxed: Lionel Messi looked cool, calm and collected during an Argentina training session in Belo Horizonte

Smile: Messi (left) enjoys a joke with Gonzalo Higuain (centre) and Ezequiel Lavezzi (right) during training

Clinical: Messi already has four goals at this World Cup, joint level with Neymar and Thomas Muller

Hydration: Messi (right) takes time out from training to have a drink near Belo Horizonte

Clash: Argentina face Switzerland in the last 16 of the World Cup on Tuesday in Sao Paulo

Team talk: Argentina's squad gather to discuss tactics during a training session near Belo Horizonte

La Albiceleste face Switzerland on Tuesday at the Corinthians Stadium in Sao Paulo, hoping to secure a quarter-final place.

And they will once again look to their star man Messi to inspire them to victory following his four goals during the group stages.

He tops the Golden Boot charts alongside Brazil's Neymar and Germany's Thomas Muller.

Alejandro Sabella's side topped Group F after winning all three matches and Messi played a large part in all of those victories.

They beat Bosnia-Herzegovina 2-1, Iran 1-0 and Nigeria 3-2 to finish with nine points.

Tactics: Argentina head coach Alejandro Sabella (centre) talks to his players during training

Leap of faith: The hopes of Argentina lie with Messi, who has helped to light up the World Cup in Brazil

Focused: Messi was relaxed but focused during the training session as he practised ball skills

Joke: The Argentina squad enjoy a joke as they take time out from training near Belo Horizonte

Duo: Argentina forwards Ezequiel Lavezzi (left) and Messi (right) during training near Belo Horizonte