Here is an example summary of this reading selection:

In this televised debate, Malcolm Gladwell and Buzz Bissinger argue that college football should be banned, with Gladwell arguing that football can cause long-term neurological problems and Bissinger arguing that the high salaries for coaches sends the wrong message about the culture of higher education. Tim Green and Jason Whitlock argue that it should not be banned, with Green arguing that playing football teaches important lessons about perseverance and Whitlock arguing that both football and education are part of a capitalist system and cannot be seen as separate.

Your summary will differ from this one in the way it is written, but it should include roughly the same information.