Detailed text transcripts for TV channel - MSNBC - 20120924:00:48:00
>> it's sad that that happens, but usually when you see that, it means it needs the critical mass. >> bill has spent three decades as an environmental activist, trying to increase awareness and push the benefits of bikes. >> you're in a car and you're very isolated. so you don't realize, hey, that person is on a bicycle or on the street. and then the bike pullture was completely different where you smell the trees. you feel like the bumps, you know. >> but not everyone is on board with the critical mass philosophy. critics accuse the troops of trying to obstruct traffic. and in new york city, ...