SEOUL, South Korea (AP) — The Latest on tensions on the Korean Peninsula (all times local):

7:15 a.m.

Mexico's government is expelling the ambassador of North Korea in response to Pyongyang's latest nuclear test.

The Foreign Relations Department said ambassador Kin Hyon Gil was declared persona non-grata and ordered him to leave the country within 72 hours.

"With this diplomatic action, Mexico expresses to the North Korean government its absolute rejection of its recent nuclear activity," the department said on a press release.

North Korea conducted on Sunday its strongest nuclear test explosi...