Bernardo Aliaga

40 countries lying along the Pacific Ocean from Asia to the Americas are putting their tsunami early warning systems and escape drills to the test this week, with the key message for some coastal communities being "run and seek higher ground".

40 countries lying along the Pacific Ocean from Asia to the Americas are putting their tsunami early warning systems and escape drills to the test this week, with the key message for some coastal communities being "run and seek higher ground".