washington u.s. senate democratic leader harry reid say tuesday amendments necessary puerto rico debt bill senate majority leader mitch mcconnell say would vote next week reid speak reporters say change need federal board oversee restructure puerto rico 70 billion debt bill say whether democrats would successful make change house representatives pass puerto rico debt relief bill june follow months internal debate supporters hope senate pass bill without amendment july puerto rico face deadline make 1.9 billion debt payment caribbean island u.s. territory suffer poverty rate 45 percent hobble worsen debt problems school medical facilities close thousands residents relocate u.s. mainland shrink puerto rico tax base reid say serious concern current bill negotiate obama administration lawmakers house say whether expect amendments succeed senate senate debate amendments could simply help put democrats record register concern legislation minimum need amendments make sure people understand bill reid say democrats chamber voice concern potential minimum-wage reductions young workers republicans include house bill also say federal oversight board appoint washington might puerto rico best interest mind supporters bill argue best measure pass republican-controlled congress puerto rico could slip chaos without action senate prepare puerto rico debt debate amid democrats concern