Major U.S. stock indexes are back at record highs after a turbulent month.
Stocks rallied in the U.S. and overseas after Japan's central bank surprised investors with a new round of economic stimulus.
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Just two weeks ago the U.S. market had its biggest slump in two years.
The Dow Jones industrial average rose 194 points, or 1.1 percent, to close at an all-time high of 17,390 Friday. The Standard & Poor's 500 reached its own record, climbing 23 points, or 1.2 percent, to 2,017.
The Nasdaq rose 64 points, or 1.4 percent, to 4,630.
Japan's benchmark index soared 5 percent to its highest level since 2007.
In the U.S., GoPro jumped 13 percent after the maker of wearable video cameras posted strong earnings.