Washington Observer.

This section offers news briefs related to engineering projects in the U.S. The U.S. Supreme Court has heard oral arguments over whether Delaware can block a $700-million liquefied natural-gas import terminal from being built off a pier on New Jersey's side of the Delaware River. The two states have been debating "riparian jurisdiction" since Colonial times. The U.S. Department of Homeland Security will temporarily abandon efforts to enforce its regulation cracking down on employers who systematically hire illegal immigrants.