Dallas tornado aftermath: April 4, 2012 - Photo Gallery 4/27

Several cars are overturned after a tornado passed the area in Lancaster, Texas on Wednesday, April 4, 2012. Thousands of electric customers in North Texas have spent the night without power after a rash of tornadoes hit the area. Oncor on Wednesday reported nearly 8,400 homes and businesses without electricity a day after the severe storms. The Dallas-based utility says most of the outages are in the Arlington area, midway between Dallas and Fort Worth. Crews are working to restore power. (AP Photo/Robert Ray) ORG XMIT: TXRR102