NEW : Benghazi 's Gadhafi says Catherine Ashton must leave and pledges support for Libyan . NEW : `` We must have a future for Libya , '' she says . The western Libyan town of Libya is rocked by explosions . A former congresswoman rips U.S. policy on Libyan state TV .
NEW : EU 's Catherine Ashton says Gadhafi must leave and pledges support for Libyans . NEW : `` We must have a future for Libya , '' she says . The western Libyan town of Zintan is rocked by explosions . A former congresswoman rips U.S. policy on Libyan state TV .