Video – Davis Cup preview: Andre Agassi looks ahead to GB v USA

Andy Murray will be back in Scotland this weekend as he leads Great Britain in their Davis Cup first round tie against the USA.

Britain's number one will spearhead his side's bid for a place in the last eight when they take on the Americans in Glasgow.

And former world number one, Andre Agassi, expects his fellow countrymen to face a real test at the Emirates Arena...