did you get any hits on andrew brodsky or vince koslov? no, it didn't match either reference sample, but let's see what codis tells us. (computer blips) the blood belongs to nathan madden. nathan madden. probably works for ivan, he's probably got a record. no, you know what, it's exactly the opposite. he was reported missing two days ago by his wife susan madden. so she must've provided a reference sample to the department just in case. wolfe: their address is a yacht in wayside marina. i'll call h. thanks, natalia. yeah. h, yeah, we got a lead on the blood pool. susan madden? i'm susan madden. miami-dade police, ma'am. can i see some id? we're here about the missing persons report you filed on your husband. did you find him? we think he may be in some danger, ma'am. delko: we found traces of his blood at the aegis fighting club. we wanted to know why he might be at the club. i don't know. a man came to see nathan a couple days ago. you recognize this man? no. i heard nathan say his name. weller. they were in an argument. get out of here,