Cricket:Defending world champions Australia asked Ireland to bat first in this afternoon's Super Eight match at Kensington Oval.
Ireland have drafted in an extra bowler in the shape of John Mooney, meaning batsman Peter Gillespie misses out.
There are three Australians in Ireland's starting XI but South African-born Andre Botha failed a fitness test on his hamstring.
Ricky Ponting's side will go two points clear at the top of the second-round standings with victory and made their first voluntary change of the tournament.
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Fast bowler Stuart Clark came in for New South Wales team-mate Nathan Bracken while Brad Hodge continued to deputise for the injured all-rounder Shane Watson.