Marcos Alonso hands Chelsea huge fitness boost ahead of Barcelona clash as full-back trains with teammates

Alonso has missed the last three games with a hamstring problem but is  expected to be fit for Tuesday evening

Chelsea full back Alonso has missed the last three games with a hamstring problem but is expected to be fit for Tuesday evening.

Blues boss Antonio Conte is without Tiemoue Bakayoko and David Luiz who missed training and are injured.

Barca arrive at Stamford Bridge full of confidence having gone the full season unbeaten in La Liga so far.

Alonso in training with his teammates (Image: Action Images via Reuters)

The defender is back in contention for Tuesday night (Image: PA)

They saw off Eibar 2-0 on Saturday to maintain their seven-point buffer at the summit of Spain's top flight.

But the Blaugrana will be without £142million January signing Philippe Coutinho who is ineligible having already featured for Liverpool in the Champions League.

Chelsea returned to winning ways in the Premier League last week, seeing off West Brom at the Bridge after successive three-goal defeats against Watford and Bournemouth.

Chelsea preparing for the Barcelona clash (Image: PA)

Alvaro Morata goes through his paces (Image: Action Images via Reuters)

They thumped Championship side Hull 4-0 in the FA Cup on Friday night and head into the Barca fixture with a little more confidence.

Conte came under fire during Chelsea's slump in form, but star man Eden Hazard insists the whole of the Blues squad are still with the Italian.

Hazard insists the Chelsea squad are all behind Conte (Image: Action Images via Reuters)

Gary Cahill barks some instructions 

"We win together, we lose together," said the Belgian. "I don't sense there's any player who's not with the coach.

"Everyone is behind him. All we want is to climb the table — and give everything against Barcelona.

"We will see what happens after.
"