commercial workers, and the united roofers union. the president says most republican proposals to change obama care are really aimed at killing it. if they ve got better ideas to make sure every american knows the security of affordable health care, well, share it with the country. you know, repealing obama care and slashing our budgets in education and research and infrastructure, that s not an economic plan. a lot more attention being focused on the affordable care act as the health insurance exchange is set to begin enrolling people in the fall. shannon? all right, wendell, thank you. joining us now for some reaction, karl rove, former senior adviser and deputy chief of staff to president george w. bush and a fox news contributor. great to see you today. nice to see you, shannon. what do you make of this? we have unions writing letters to harry reid and nancy pelosi, saying we need some changes or this is going to kill us. it s going to kill the idea of a