U.S. Customs and Border Protection

Contractor appeals delay Trump border wall prototypes

The Trump administration said Thursday that prototypes for a proposed border wall with Mexico have been delayed until November because two companies have objected to the bidding process, dealing another setback to the president's aggressive timetable to make good on a signature campaign pledge.

The administration initially planned to begin construction in San Diego by June. Last month, officials said they did not expect to break ground until toward the end of summer.

On Thursday, the administration sent an email to members of Congress saying appeals by two companies identified as WNIS and Penna Group delayed construction to early November, with completion scheduled for early...