Zynga takes axe to outlook, spooks Facebook investors

SAN FRANCISCO (Reuters) – Game provider Zynga Inc slashed its 2012 outlook and quarterly results badly missed Wall Street targets, sending its stock plunging 35 percent and casting a chill over Facebook Inc on the eve of the social network’s inaugural results. Investors now fear a larger-than-expected hit to Facebook’s earnings, which relies on the “FarmVille” creators for about 15 percent of its revenue. Shares in the No