About three dozen would-be asylum seekers from Russia found themselves blocked from entering the United States on Friday, while a group of Ukrainians flashed passports and were escorted across the border.
The scene reflected a quiet but unmistakable shift in the differing treatment of Russians and Ukrainians who enter Mexico as tourists and fly to Tijuana, hoping to enter the U.S. for a chance at asylum.
The Russians — 34 as of Friday — had been camped several days at the busiest U.S border crossing with Mexico, two days after city officials in Tijuana gently urged them to leave.
They sat on
