KQED PBS NewsHour March 7, 2012
>> the first time you go on the patrol you're going to be overwhelmed. you're doing it for the first time in afghanistan, that's not a good day. >> woodruff: hari sreenivasan looks at rewards for nfl players who leveled intentional hard hits and knockouts on the football field. >> ifill: and we close with more on presidential politics with the analysis of mark shields and michael gerson. >> woodruff: that's all ahead on tonight's newshour. major funding for the pbs newshour has been provided by: >> the william and flora hewlett foundation, working to solve social and environmental pr...