ISTANBUL   US Sens. Roger Wicker and Jack Reed vowed “vigorous oversight” Saturday on Defense Secretary Pete Hegseth’s alleged order to kill everyone on boats suspected of transporting drugs across the Caribbean and Pacific regions. Wicker, the Republican chair of the Senate Armed Services Committee, and Reed, a Democratic member of the committee, issued a statement announcing they will examine a report claiming that Hegseth gave an order to fire on everyone aboard a boat suspected of drug