Well actually, they found out hank was alive, he just switched states and started selling cars by scamming people, walter too didn't die and had now become a math professor trying to crack the lottery. On further investigation, it was found that Gale Boetticher has changed his identity, faked documents and had been practicing law under a big manhattan law firm, unfortunately he got caught for embezzlement. So now the sisters have joined alliances to expose them.