The last four miners trapped deep below the surface in the Totten Mine near Sudbury, Ont. climbed their way to safety early Wednesday morning, the company that owns the mine said. Vale said the rescue operation that saw 39 workers climb a series of ladders is complete. “This is tremendous news flowing from very difficult circumstances,” Vale CEO Eduardo Bartolomeo said in a statement. “All of us at Vale were focused on and committed to the safe return of our employees underground.” The last miner reached the surface shortly before 5 a.m., said company spokesman Jeff Lewis. “Everyone is elated,” Lewis said. “The final four are in good spirits and happy to be back with loved ones.” He said the last miner was taken away in an ambulance as a precautionary measure, but “walked onto the ambulance and was giving fist bumps to the mine rescue team in the warm room.” The CEO …