must first secure the border and secure it now. james: what the new policy means for migrants coming into the united states illegally. we ve just crossed the border into mexico to hear what this executive order means for people on this side of the border. james: the cbs evening news starts now. good evening, i m james brown in for norah o donnell, and in just hours, 12:01 a.m. eastern time, president biden s aggressive new border restrictions take effect. the impact of this executive action will be immediately, soon, u.s. immigration officials will be authorized to deport large numbers of migrants without processing their asylum claims. the restrictions will stay in effect until illegal crossings dip below 1500 migrants a day, and they will be triggered again if crossings spike. we have team coverage from the border to the white house, and that s where we start, with cbs s nancy cordes. nancy, this is a dramatic election-year move. what does this mean? reporter: