Sana'a - A powerful explosion rattled a mosque in north-western Yemen on Friday, killing a worshipper and injuring five others, witnesses said.

Sana'a, Yemen - Yemeni police have uncovered a second al-Qaeda-linked terrorist cell in the south-east of the country, just days after security forces raided an al-Qaeda hideout in the area, the official Saba news agency reported Friday.

The agency quoted a security source as saying that police arrested one member of the group after they raided a tent house outside the Arabian Sea port city of Mukalla.

The source said police also found firearms, explosives, military uniforms in the raided hideout and were continuing their investigation.

Mukalla is the capital of south-eastern Hadhramout province, a desert region where al-Qaeda has recently showed an active presence.

Sana'a, Yemen  - Yemeni police have launched a massive manhunt after 12 suspected al-Qaeda members, including a Saudi, linked to last week's car bomb attack on a police compound that killed a policeman and wounded 18, official sources said Tuesday.

A suicide attacker rammed an explosive-laden sedan car into the entrance of the police complex in Sayoun of the south-eastern province of Hadhramout on July 25.

The manhunt is underway in the eastern provinces of Shabwa, Abyan and Marib, where the terrorist al-Qaeda organization has an active presence, the sources said.

They said among the wanted suspects was Saudi national Muhammad bin Nayif al-Qahtani, who is also wanted by Saudi authorities on terrorism charges.

Sana'a - Al-Qaeda was behind Friday's car bomb attack on a police compound in south-eastern Yemen, a local official said Saturday.

A suicide attacker rammed an explosive-laden car into the compound in Sayoun city of Hadharmout province, 900 kilometres south-east of Sana'a, killing himself and a policeman and injuring 18 others including seven women.

"All evidence gathered by the investigation team shows the involvement of al-Qaeda organisation," Hadhramout Governor Ahmed Salem al-Khanbashi said in a statement posted on the defence ministry's website.

Sana'a - At least seven people were injured, two of them critically, when a hand grenade exploded while police were dispersing protestors in south Yemen on Monday, security sources said.

The assailant threw the grenade while police were trying to break up a peaceful protest against rising prices in the southern province of Dhali, according to the sources.

A policeman was among the wounded, the sources said, adding that the assailant was arrested.

In the port city of Aden police rounded up scores of political activists and journalists ahead of a protest to mark the first anniversary of demonstrations in demand of more rights for the south.