Have social networking services such as twitter made traditional news reporting obsolete?

have social networking services such as twitter made traditional news reporting obsolete? justify your response with reference to both some high-profile examples of citizen journalism and traditional theories of the role of news media. 1. and reading my textbook about this topic 2. be spell-checked using an Australian dictionary. 3. the paragraph structure is like 1) topic sentence 2) give more evidence to support topic sentence