No other airport in the world features a terminal located in two countries. The Cross Border Xpress Bridge and Terminal allows passengers to transfer from the Cross Border Terminal in San Diego, United States, over a bridge to the Tijuana Airport, in Mexico.
yeah, maybe because of any stress related issues or it may just be ur hormones. If that happens again take a deep breath, drink some water, if it gets worse call 911. Take care and don't panic and u'll be fine