reinvigorated terror group and vowing to avenge his father's death. >> he is basically saying america and american people --e we are coming and you are going to feel it. we are going to take revenge for what you did to my father. we are going to revenge what you did in iraq. we're going to revenge what you did in afghanistan.ge absolutely, it's all about vengeance. we killed osama bin laden. his message lives. >> and there is a new messenger. his young, charismatic son. >> i think we are not done with the bin ladens yet. >> dana: he also has a pessimistic assessment of theqa current threat posed by al qaeda. >> if you look at al qaeda, they only have about 400 members. if you look at al qaeda today, they have thousands and thousands of members. all over the middle east, al qaeda is stronger than ever.