The Kildare golfer carded a six-under-par 66 to sit tied for second after the opening day.
Castlewarden's Lauren Walsh is just one shot off the lead after an impressive opening round at the LPGA Portland Classic in Oregon.
The Kildare golfer carded a six-under-par 66 to sit tied for second after the opening day.
Walsh made seven birdies in her round, with her only dropped shot coming at the 18th, leaving her one stroke behind leader Mariel Galdiano.
Elsewhere, Stephanie Meadow is tied for 61st after a one-under 71, while Leona Maguire faces work to make the cut after opening with a level-par 72.
Walsh's strong start keeps her firmly in contention heading into the second round as she continues her impressive rookie season on the LPGA Tour.

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