john? >> reporter: kyra, those eight americans imprisoned in haiti, released, now back in the united states and today heading home. i'll have that story at the top of the hour. >> reporter: the u.s. is opening an investigation today into another toyota vehicle. which one it is and does it affect you? i'm josh levs. i'll have that in the next hour. i'm rob marciano. yesterday we told you january was one of the warmest months ever globally and the folks across the southeast going, yeah, right. guess what, there's more cold air on the way. we'll talk more about that at the top of the hour. also ahead, a team of reporters stunning on-air confession to killing a dying lover who had aids. was it an act of mercy or murder? police are now involved. however you picture your retirement,