editing how a category is displayed

The following menu item displays all posts (currently only one) assigned to the category In The News: http://www.bearformaine.com/category/in-the-news Two questions: How do I remove the phrase "Category:" There is no option to display http://www.bearformaine.com/category/in-the-news as "No Sidebar ( Full Width )". What is the work-around to accomplish this?