"At a town hall event in Ohio’s manufacturing hub on Sunday, Republican presidential candidate John Kasich criticized Secretary of State John Kerry for traveling to Paris to fight climate change, and said clean energy was too expensive for the region."

Renee Montagne interviews Gina McCarthy, administrator of the U.S. Environmental Protection Agency, about EPA's role in the Flint water crisis. McCarthy says Michigan's slow-walking response to the problem made it hard for EPA to intervene. McCarthy is one of several key witnesses to testify this week before the House Oversight Committee. Resigned Regional Administrator Susan Hedman will testify today.

As the Flint water crisis was being discovered, Michigan environmental officials tried to manipulate exemptions in the state's freedom of information law to keep secret emails that should have been subject to disclosure.

"Levels of hazardous flame retardants in most Great Lakes fish are declining – or at least researchers thought they were. But a new study shows that this isn’t the case for Lake Erie smallmouth bass, an important game fish. And the contaminated fish threatens the health of some of those who eat them."

"Flint Mayor Karen Weaver has suspended water billing temporarily — for about a month — while the city works out how it will apply $30 million from the State of Michigan to help residents who’ve paid for nearly two years for water that’s unsafe to drink."

"A lawsuit stemming from Flint's lead-contaminated water was filed Monday on behalf of the city's residents against Michigan Gov. Rick Snyder as well as other current and former government officials and corporations."

"Hillary Clinton used Sunday's Democratic debate to for the first time directly call on Michigan Gov. Rick Snyder to resign over the water crisis in Flint, Mich."

"Rick Snyder previously said he became aware of severity of the lead problem on 1 October, but emails show he initially aimed to avoid a disaster declaration"."

"Two top advisers to Gov. Rick Snyder urged switching Flint back to Detroit’s water system in October 2014 after General Motors Co. said the city’s heavily chlorinated river water was rusting engine parts, according to governor’s office emails examined by The Detroit News."