ADRIAN &gt;&gt; Investigators who had a key role in the search for three missing Michigan brothers testified Monday there’s no sign they’re still alive nearly 15 years later.<br><br>Larry Weeks, who was police chief in 2010 in Morenci, a town along the Ohio border, said statements by the boys’ father, John Skelton, about their whereabouts all turned out to be false. Weeks was a witness at an unusual hearing in Lenawee County. Tanya Zuvers, the boys’ mother, is asking a judge to have the boys declared legally dead. Police clearly believe John Skelton is responsible, though he has not been charged with killing his sons.<div></div><br>