the pipe bombs mailed to critics of the president and cnn at the postal processing center at opa-locka north of miami. that's where cnn's rosa flores is standing by at the mail processing plant. rosa, good morning. what is the latest? >> reporter: dave, good morning. i can tell you some of the law enforcement resources are visible this morning. within the last half hour, postal police arrived overnight and miami-dade mom squbomb squa k-9 units. from talking to officials here, they say 20 inspectors are working inside the facility behind me which as dave mentioned is believed to be the facility that processed several of the suspicious packages. in essence, the pipe bombs directed at various individuals in various states. cnn has learned that all of the ten packages went through the