Why ExxonMobil, Conoco Phillips and Lockheed Martin rebounded on a bad day for markets

Shares of major oil and gas companies ExxonMobil (NYSE:XOM) And Conoco Phillips (NYSE:COP)and defense contractors Lockheed Martin (NYSE:LMT)rallied 2.8%, 4.2% and 3.5%, respectively, on Tuesday as of 1:17 p.m. ET, although broader indexes fell between 1% and 2% at the…