<P> `` Rubber Room '' is the twenty - third episode of the twentieth season and the series finale of NBC 's long - running legal drama Law & Order . In the episode , Detectives Lupo and Bernard search for an anonymous blogger who has posted plans to blow up a school , while Lt. Van Buren struggles to keep her personal issues private . </P>
<P> `` Rubber Room '' is the twenty - third episode of the twentieth season and the series finale of NBC 's long - running legal drama Law & Order . In the episode , Detectives Lupo and Bernard search for an anonymous blogger who has posted plans to blow up a school , while Lt. Van Buren struggles to keep her personal issues private . </P>
what was the last episode of law & order
what was the last episode of law & order
Rubber Room
Rubber Room