Event:
U.S. Presidential candidate Mitt Romney wins caucuses in the Northern Mariana Islands, the Virgin Islands, Guam and Wyoming
More Notable Events on March 10:
1988 Avalanche at Klosters, a Swiss Ski resort, nearly kills Prince Charles
1982 President Reagan proclaims economic sanctions against Libya
1971 Senate approves amendment lowering voting age to 18
1933 Major earthquake in Long Beach, California
1849 Abraham Lincoln applies for a patent; only U.S. president to do so
