KNTV's Scott Budman reports tornadoes have touched down in Alabama, Tennessee, and Indiana, killing three people in southern Indiana; Citi's chairman, Dick Parson is stepping down from the board after sixteen years; GM is halting production of the Volt for five weeks due to slow production; and shares of online review site, Yelp, soared 64% in its first day of trading.
CNBC's Bertha Coombs reports GOP presidential candidate, Rick Santorum says he might not be a better businessman, but he'll make a better president; the Midwest is still reeling from deadly tornadoes; and AT&T says it is capping its data plans on 3G and 4G smartphones, and will now charge penalities to data hogs.