Obama becoming prez he didn't like

President Obama won support in the 2008 election with his criticism of the war in Iraq Obama is not the first president to become involved in a difficult international conflict How the operation in Syria unfolds will affect Obama's legacy in the White House

Proof in Syria hair, blood samples

NEW: A classified briefing for U.S. lawmakers is set for Sunday afternoon U.S. Secretary of State John Kerry says blood and hair samples show sarin use The U.N. says its investigation will be "impartial and credible" Syrian opposition: Obama has given false hope to those suffering

Top Letterman 'Late Show' moments

"http://schema.org/NewsArticle" lang="en-US"> 20 top 'Late Show' moments - CNN.com SET EDITION:  U.S. INTERNATIONAL MÉXICO ARABIC TV:   CNN CNNi CNN en Español HLN Sign up Log in Home TV & Video CNN Trends U.S. World Politics Justice Entertainment Tech Health Living Travel Opinion iReport Money Sports

Summer movies get 'bigger and dumber'

The summer movie season was a success financially, but uneven otherwise Many films filled with crash-alike destruction of cities, worlds The "tentpoles" -- big-budget films that led studio slates -- were a mixed bag Lessons to be drawn? Whatever you want -- and you're probably wrong

Our galaxy's black hole is a picky eater

Black hole at center of Milky Way ejects more than 99% of material for the 1% it captures This has to do with temperature and angular momentum of gas in its surroundings In the early universe, there was a greater abundance of cold, dense gas