Two executives of contracting firm and a former union official sentenced.

Climate change and its causes were not much discussed during the 2016 U.S. general election, but the issue has not gone away.

Group includes U.S. Chamber, building-trade unions, manufacturers' association

Looking ahead to President Trump’s $1-trillion, 10-year infrastructure plan, rural states are laying down a marker. Transportation officials from rural areas say public- private partnerships generally won’t help them.