Hirono joins colleagues in questioning use of climate change data by USGS

Sen. Mazie Hirono, D-Hawaii, questions Homeland Security Secretary Kirstjen Nielsen during a Senate Judiciary Committee hearing on Capitol Hill in Washington. Jose Juis Magana / Associated Press

HONOLULU — U.S. Sen. Mazie K. Hirono is among 22 senators to express concern Monday that political bias is making its way to the U.S. Geological Survey, with new policies and restrictions.