To do on your own: Open both sources and skim them for just a couple of minutes - you won't be able to really read them, but try to get an idea of what kind of source you're looking at. Use Google if you need to to help you find out more about the source. Notice the structure of the article and any characteristics of the source that you think are important.
Then, talk about the following with a buddy or in a group of three (be ready to discuss with the larger group):
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