2014/02/04 Headlines: Rallies Held Nationwide to Protest Keystone XL Oil Pipeline After State Dept. Report; Report: Cancer-Causing Pollutants from Alberta's Oil Sands Vastly Underestimated; Congress Urged to Raise Debt Ceiling or Risk Default; U.S. Internet Firms Release Data on Secret NSA Requests; Germany: Hacker Group Accuses Merkel Gov't of Illegally Aiding U.S. Spying; Al Qaeda Renounces Ties with Powerful Militant Group in Syria; Report: Afghan President Karzai in Secret Contact with Taliban on Peace Deal; Idaho: More Than 40 LGBT Activists Arrested Demanding Ban on Discrimination