ExxonMobil has lost a key battle in an investigation into whether the oil giant misled the public about the dangers of climate change. A Massachusetts judge ordered Exxon (XOM) on Wednesday to hand over more than four decades of the company's climate change research. Related: Despite paper trail, Tillerson denies Exxon lobbied against sanctionsExxon's climate change history became a flashpoint in Tillerson's confirmation hearing. A New York State court ordered Exxon to comply with two subpoenas last fall. Exxon has denied allegations of funding climate change denial.

Source: CNN January 12, 2017 15:54 UTC