TOPSHOTS A worker secures a load of food while a group of policemen on horseback stand guard at the main food market in Bogota, on August 24, 2013 as a strike of farmers demanding government subsidies and greater access to land continues. A six-day-old farmworkers' protest in Colombia is creating shortages and rising prices of ceirtain food products in Bogota. Since the protests began Monday, farmworkers have closed roads at dozens of points in across the country, blocking the passage of cargo trucks and other vehicles from makeshift camps erected on sides of roads. TOPSHOTS/AFP PHOTO/Guillermo Legaria