Alex de Minaur roars back to life as Australia and Poland share spoils in Davis Cup

World No 9 beats Maks Kasnikowski 6-3, 6-0 in World Group I tie

James Duckworth loses to Kamil Majchrzak 2-6, 6-3, 6-3 in Brisbane

Alex de Minaur has taken his frustrations out in a Davis Cup thumping to put Australia up 1-0 in their must-win Brisbane tie against Poland, before Kamil Majchrzak edged James Duckworth in a tense two-hour affair.

The world No 9, keen to rediscover his mojo after a disappointing second-round US Open loss, lit up Pat Rafter Arena on Saturday afternoon with a dominant 6-3 6-0 defeat of world No 231 Maks Kasnikowski.