 Complete the following phrase:  Finally, the Torch is brought into the stadium, passed from athlete to athlete during the torch relay, until it reaches the last carrier; often a well-known athlete from the host nation, who lights the fire in the stadiums cauldron. Under IOC rules, the lighting of the Olympic cauldron must be witnessed by those attending the opening ceremony, implying that it must be lit at the location where the ceremony is taking place. Another IOC rule states that the cauldron should be witnessed outside by the entire residents of the entire host city. This was made evident during the 