Lynch has balloted his members and they have voted overwhelmingly to strike. He is just carrying out their wishes, no one is breaking the strike.
Stopping a few trains isn’t going to bring down any Government, that is a ludicrous suggestion from people who are clueless. They have given plenty of notice, so at worst it is a minor inconvenience. People can plan to travel on another day.
Ultimately this is about the Government imposing huge cuts on the railways before they kill of Network Rail.