AGC CEO cites "severe and urgent" concerns, urges Treasury Secretary to revise new PPP guidance.

Amazon received approval for a temporary concrete batch facility for its $2.5-billion Virginia headquarters.

About 20 months after the 1.1-km-long Polcevera viaduct in Genoa, Italy, collapsed and caused 43 deaths, the last span of its replacement went up the week of April 27.