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>> announcer: from abc news, this is "world news now." good friday morning to you. i'm reena ninan. >> i'm ryan smith. the guy -- that legal story about the guy and the marijuana, that's an interesting one. you want to see that. big lesson -- >> something i hadn't thought of until that moment. >> you got it. we're going to begin with the brutal attack on a family in texas. four kids and their parents murdered in cold blood in their suburban houston home. >> ron haskell is due in court today. he has a history of domestic violence against his wife and attacked his own mother. susan saulny tells us how it unfolded. >> reporter: in houston suburb of spring, texas, a shooting left six people dead, all in one family. >> white male by the name of ron haskell, considered armed and dangerous. >> reporter: this man, 33-year-old ron lee haskell is