left behind on tuesday. the air force is assisting with the aerial search, and police are now scouring waterways, homes, massive abandoned buildings and rail lines. today they tweeted these new images of the search. so far officers have cleared more than 250 homes, canvassed the entire fox lake area, and they re still combing through swamps, dense forests, rugged hills in gillam. the fear is that the teens may have skipped town, and police say it s possible they ve changed their appearances. a source close to investigation says they might have offered someone cash for a ride. police are urging the public to report all tips no matter how hesitant you may be. this is the last known video of them seen july 21st in saskatchewan shopping. earlier this to morning about 100 miles away, a homeowner said they inadvertently helped the suspects continue on their journey when their car got stuck on a trail. it wasn t until later that night they realized from pictures on social media they d assiste