what about our agents taking weapons in mexico? >> they're certainly significant policy issue. that i know is being studied by the administration and the country of mexico. there is a lot of issues. one of the things we to consider is reciprocal aspect. and do we want to have law enforcement officials from other countries carrying weapons here in the united states, as well. significant issues that need to be carefully considered. >> heather: you mentioned what mexico is doing, is enough being done between a partnership between the u.s. and what more can be done in that respect? >> there has been a lot. i know until i retired, we were having regular meetings with our counterparts in mexico about cross border operations and intelligence sharing. that needs to continue to grow. there is certainly a lot of planning that goes on under the merit initiative. as i said a moment ago, mexico needs to take stronger stance of controlling its own borders and also provide another way of