Google map of where this is taking place -
https://www.google.com/maps/place/International+Friendship+Park+(Mexico)/@32.5344261,-117.1226608,15z/data=!4m5!3m4!1s0x0:0x4233756753d4e16a!8m2!3d32.5344261!4d-117.1226608
Say, got any images of typical conditions within a few blocks south of the wall?