The Australian Dollar fluctuated on Tuesday holding its largest one-day advance against the Japanese Yen in a week amid persisting deadlock in the U.S. debt ceiling talks as President Barack Obama and Republicans failed to find an agreement. Aussie was at 91.26 Yen at 11:08 a.m. Sydney time after it was fell to 91.18 yesterday, while it added 0.1% to 94.35 U.S. cents.