DEBB' MOTHEE DYING.*IteclKl 1o TM 8in.TKRRK HAUTE, Ind.. April 3.—Ktlgtw V. Debs, while under treatment preparatory for a surgical operation on bis throat, was called to the bedside of bis mother, who may dir at any hour. She Ie *if year a ot ape and haa been an Invalid for ten years. Mr, Deba has cancelled fill lecture engagements while ehe in tn n critical condition.