Andy Murray has been knocked out of the Australian Open after losing 6-3 6-4 6-7 6-3 to Roger Federer in the quarter finals.
The four-time Australian Open champion will now face Rafael Nadal in the semi finals.
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Two private citizens have already paid a "significant deposit" to take the week-long trip.
Slippy start tomorrow with frost & ice
The court will determine how much the UK government and travel firms knew about the risk of an attack on tourists holidaying in the area.