• AUD/USD hits 0.6331 after extending north from 0.5910 (April 9, 5-year low)

• 0.6331 is highest level since April 4 (0.6332 was high that day)

• Rise to 0.6331 fuelled by USD selling amid loss of confidence in U.S. assets

• Offers may emerge pre-0.64 if ascent extends (0.6389 was April 3 high)

• Minutes from April 1 RBA meeting due 0130 GMT (RBA rate cut expected in May)

• Aussie election May 3: poll says Labor could retain power with slim majority

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(Robert Howard is a Reuters market analyst. The views expressed are his own)