Chicago TribuneFired employee kills co-worker, self at Texas companyChicago TribuneOfficers respond to reports of a deadly shooting at the Knight Transportation office in Katy, Texas, Wednesday, May 4, 2016. Officers respond to reports of a deadly shooting at the Knight Transportation office in Katy, Texas, Wednesday, May 4, 2016. (AP).'Disgruntled' ex-employee kills co-worker, himself at Houston-area business after being firedWashington PostTwo Dead in Shooting at Knight Transportation Building in Katy, TexasNBCNews.comTwo dead in workplace shooting at Katy trucking companyChron.comReuters -Philly.comall 82 news articles »