Toxic chemical discovered in U.S. drinking water, raising health concerns and prompting calls for further investigation.
Pennsylvania Senate race decided by narrow margin, with Republican David McCormick defeating longtime Democratic incumbent Bob Casey after a recount process.
Toxic chemical discovered in U.S. drinking water, raising health concerns and prompting calls for further investigation.
Pennsylvania Senate race decided by narrow margin, with Republican David McCormick defeating longtime Democratic incumbent Bob Casey after a recount process.