Migrants Mass at U.S.-Mexico Border, Pinning Hopes on Biden

Members of a group of migrants living in a new border encampment here have a message for the new U.S. president printed on their T-shirts: “Biden please let us in!”

Despite statements from the new administration that it won’t let in large numbers of migrants anytime soon, hundreds of people have set up tents in a plaza just across from the U.S. border. They say they believe President Biden, who campaigned on reversing Trump administration immigration policies, will soon welcome them.

“I’m paying rent [in Tijuana], but we have to...