2012 Event The largest solar flare in five years, occurring March 6, 2012, nears the Earth, threatening to disrupt airline flights, GPS systems and power grids 2011 Event Volcanic ash from the 2011 Puyehue-Cordon Caulle eruption in Chile continues to disrupt flights in Australia 1988 Event Howard Stern fans disrupt WMMR's and John DeBella's "Louie Louie" parade 1970 Event Nationalists disrupt United Nations session on Congo