House and Senate panels hold hearings on homegrown terrorists and U.S. military . Authors say study shows dimensions of the threat . The hearing , chaired jointly by Sen. Joseph Lieberman , I-Connecticut , and Rep. Peter King , R-New York , examined the threat to `` military communities '' posed by domestic terrorism , a threat that Lieberman said last week `` has increased dramatically '' since 2006 , when he held his first hearing on the subject . American military is a target for Islamist extremist plots at home and abroad , they say . Comment:
House and Senate panels hold hearings on homegrown terrorists and U.S. military . Authors say study shows dimensions of the threat . American military is a target for Islamist extremist plots at home and abroad , they say . Comment: