The cost for adding 600 miles of new barriers is $2.4 billion so far. The new fencing has been breached more than 3,000 times, a government report finds.
Interest in growing local food isn't new but it's taking on a new dimension this time.
TYPHOON HAIYAN, 2013 - A Philippine flag stands amongst the damage caused after powerful Typhoon Haiyan slammed into Tacloban City, Leyte province, central Philippines, Nov. 9, 2013. The most recent and one of the most powerful typhoons on record ripped through the region, wiping away buildings and leveling seaside homes with massive storm surges.
While Wednesday's stand-off may have heightened safety concerns, it revealed little in the way of lax security practices.
Authorities are investigating the motives of at least five men detained Wednesday after all passengers and crew aboard an Aeromexico plane from Cancún to Mexico City were freed.