Answer:
You can begin your report, and write about CNN, BBC, or any other liberal news network.
Explanation:
In order to narrow the search and get more precise and more efficient Internet research, Elizabeth should use unique and specific terms, should not use common words, she could use some search engines also (Exploratium, Teoma,...) ..., use different search engines search engines, like Yahoo!, Bing, Startpage, or Lycos.
