墨西哥总统：墨西哥接近与美国达成安全协议。

Group 1 - The core viewpoint of the article is that Mexico is nearing a security agreement with the United States, which could enhance bilateral cooperation on security matters [1] Group 2 - The potential agreement is expected to address issues related to drug trafficking and organized crime, which have been significant challenges for both countries [1] - The discussions around the security agreement indicate a shift towards more collaborative efforts in managing cross-border security threats [1]