Pentagon investigators have cleared Gen. Stanley McChrystal of any wrongdoing as a result of the Rolling Stone article that cost him his job. Riots spread across Nigeria after election results from Saturday's presidential vote showed a commanding lead for incumbent Goodluck Jonathan amid allegations of vote rigging. Syrian security forces fired on thousands of protesters in the central square of the city of Homs after Monday's funeral for eight killed protesters. Both Republicans and Democrats say yesterday's negative outlook by S&P on US debt bolsters their respective claims for what needs to be done. An interfaith coalition of Catholic, Protestant, Jewish and Islamic leaders want Americans to lay off the technology during this "Screen-Free Week."