we knew she was communicating with a pager and sending signals that told us she was still active. we saw her making all these pay phone calls. the timing of which ambassadcou transported and before montes was identifying as a suspect, we knew the cubans were communicating by a high frequency would not have picked up using a short rage. the cubans would send a message on a tuesday and repeat it again on thursday and saturday. we knew that communicating to the cubans of the high frequency messages requiring encryption and decryption disks.