OTAY MESA, Calif. (KGTV) - The progress on the border wall prototype construction has the attention of President Donald Trump.
He tweeted Tuesday about the work underway in Otay Mesa.
BORDER WALL prototypes underway! pic.twitter.com/arFNO80zmO
— Donald J. Trump (@realDonaldTrump) October 17, 2017
President Donald Trump pledged to build a border wall and make Mexico pay for it during his campaign.
Estimates for a full wall along the Southern border have ranged from $12 billion to more than $20 billion, CNN reported.
Eight border wall prototypes are being constructed: four made of concrete, four of other materials. The project should be finished by the end of October, according to Customs and Border Protection.