Government forces have been fighting Islamic militants who seized the town of Zinjibar . NEW : Protesters are calling for the formation of an interim transitional council . 21 Al Qaeda members and 10 soldiers have been killed , Yemen TV says . Fighting raged in two in Abyan province towns . A source says Yemen 's government is conducting air raids .
NEW : Protesters are calling for the formation of an interim transitional council . 21 Al Qaeda members and 10 soldiers have been killed , Yemen TV says . Fighting raged in two in Abyan province towns . A source says Yemen 's government is conducting air raids .