Share 'bikes on cta trains'

Hello, I'm not a regular cyclist here in Chicago, but I joined Chainlink because I'm interested in cycling and planning issues. I wanted to pose a question to the group. I ride the L every day (the Pink Line) and I've repeatedly seen cyclists bring their bikes on, sit down in a seat, hold their bikes in front of them, and as a result take up three seats. I just saw someone do that today on my ri…