District of Columbia City Hall
... that the trials of three people accused of involvement in assassination attempts on U.S. presidents were held at the District of Columbia City Hall ?
... that the trials of three people accused of involvement in assassination attempts on U.S. presidents were held at the <b id="mwBHw"><a href="./District_of_Columbia_City_Hall" id="mwBH0" rel="mw:WikiLink" title="District of Columbia City Hall">District of Columbia City Hall</a></b> <i id="mwBH4">(pictured)</i>?