Users started complaining late last week on social media and ad-blocking forums that a message prompting them to disable ad-blocking software appeared when they tried to view their email.
The State Department often issues individual country travel alerts, but this notice was a rare "worldwide travel alert" that comes in the wake of a series of attacks.
Agents from the Judicial Investigation Police (OIJ) arrested the suspect Saturday afternoon at Juan Santamaría International Airport, outside San José, as he attempted to depart Costa Rica on a flight to the U.S.
The U.N. detailed a doubling in weather-related disasters in the past 30 years, a week before world leaders gather in terror-struck Paris for climate talks.
Jason Torres of Jacó won this past weekend's Billabong Fest in his home surf. With the win, he occupies No. 8 in the Association of Latin American Professional Surfers (ALAS) rankings.
His rivals dismissed him as a spoiled elitist, but ex-football executive Mauricio Macri gathered allies from diverse political forces to persuade Argentines to vote him in as their new president Sunday.