and freedom is essential to learning. its principles must be studied and defended. learning, character, faith, and freedom: these are the inseparable purposes of hillsdale college. >> bret: canadian truckers upset over the country's vaccine mandate on their industry are participating in a protest convoy that may actually smash the world record. spokesman for the so-called freedom convoy 2022 says a line of trucks right now is about 44 miles long. canadian prime minister justin trudeau calls participants a small fringe minority. >> bret: tonight we continue our look for the search of the origins of the coronavirus. this evening how the media have or have not covered the