Bidding on the border wall, new apartment architecture

President Trump wants to build a border wall along the US-Mexican border, and hundreds of construction and engineering companies are lining up to help. Who’s interested, and why? Plus, as Los Angeles gets taller and denser, more of us will be living in apartments. We look to other global cities for design inspiration, and hear from an L.A. architect who is embracing an apartment-centric future.