Infamous manhunts: When police have tracked fugitives into the wild - CNN

Like other fugitives before them, the convicted killers will need backwoods skills and perhaps crime to get by, while they run from hundreds of officers hunting them from planes, cars, boats and on foot over a hazardous landscape. For years, fugitives have sought refuge in the wild, where they have ambushed officers and eluded them for days, weeks, even years on some of America's most notorious manhunts:. Guards in an upstate New York prison found the cells of convicted murderers Richard Matt, left, and David Sweat empty during an early morning bed check on June 6, 2015. Three weeks later, Matt was shot and killed by police officers near the... Sweat was captured in the same area two days later, ending a massive and costly manhunt. State troopers escort Eric Matthew Frein from the state police barracks in Blooming Grove, Pennsylvania, on October 31, 2014. Frein, who is accused of killing a Pennsylvania state trooper and wounding another, was found at an abandoned airport... He left the United States and hid out in Hong Kong until WikiLeaks helped him move to Moscow, where he lived in an airport for about five weeks before being granted temporary asylum in Russia in August 2013. Snowden has said he is afraid he would... Source: www.cnn.com