NEW : Wisconsin governor threatens to lay off 1,500 workers if senators do n't return home . NEW : Judge declares that senators can no longer sleep inside Capitol buildings . At least 41 rounds of .22-caliber ammunition have been found outside the Capitol . The state Senate passes a resolution allowing police to detain House Democrats .
NEW : Wisconsin governor threatens to lay off 1,500 workers if senators do n't return home . NEW : Judge rules that demonstrators can no longer sleep inside Capitol building . At least 41 rounds of .22-caliber ammunition have been found outside the Capitol . The state Senate approves a resolution allowing police to detain missing Democrats .