A new rush through the U.S. border has been triggered by an outspoken progressive group that is exploiting new asylum regulations to demand American citizenship for 1.7 million illegals previously deported to Mexico, according to Kansas Secretary of State Kris Kobach. Border officials have told advocates and TV stations that hundreds of people are using the group’s innovative legal tactic to get approval from the border patrol for a temporary legal stay in the country. The National Immigrant Youth Alliance triggered the rush by sending a group of illegals back to Mexico. The illegals then successfully used the asylum claim...