Authorities probe safe access into wreckage to find three presumed dead in the Feb. 23 fatal collapse; demolition firm had safely worked on other site structures.
With Republicans vowing to block any Supreme Court nominee to replace Justice Antonin Scalia, who died unexpectedly on Feb. 13, the fate of cases pending before the court, or that could end up on its future docket, has been clouded with uncertainty.
President Obama has nominated Maj. Gen. Todd T. Semonite to be U.S. Army chief of engineers and commander of the Army Corps of Engineers, according to military communications and industry sources.
Search efforts at the 10-story building in England that suddenly fell on Feb. 23, trapping three workers, are hampered by a "very unstable structure," says one fire official.