(April 9, 2019, 10:59 AM EDT) -- LUBBOCK, Texas — The mother of a man killed when his vehicle was hit by storm chasers racing to film a tornado for their show on The Weather Channel sued the channel and others on March 26 in a Texas federal court (Karen Di Piazza v. Weather Group Television LLC, et al., No. 19-0060, N.D. Texas)....