<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngo-2009, uTepper wajoyina i-CBS News Investigative Unit njengenhloko yezinhlelo zokuhlola. Izindaba zakhe zavela kuyi-CBS Evening News, i-CBS this Morning kanye ne-60 Minutes. Wabuye wabamba iqhaza ekusakazweni kwe-CBS News kwe-Boston Bombing, iNewtown Massacre, kanye nokuhlaselwa kwamaphekula eParis, eBrussels, naseNice  <response>: . futhi. NgoNovemba 2013, uLen Tepper nethimba lakhe labaphenyi bacashunwa endabeni yePolitico ngokuba nemithombo emihle ngaphakathi kwe-FBI. 