Suspected drug dealers have shot and wounded two undercover police officers during an arrest operation in Bani Yas, state news agency WAM reported Tuesday.

"A first lieutenant and his colleague, a staff sergeant, came under fire in Bani Yas from drug dealers as the police officers tried to arrest them" Monday evening in the town, west of Abu Dhabi city, WAM reported.

Nineteen people were killed across Syria on Tuesday, most of them civilians who died in the heaviest shelling of protest city Homs for days, said the Syrian Observatory for Human Rights.

"The shelling of the Baba Amr neighborhood began at dawn and is the most intense in five days," the Observatory's Rami Abdel Rahman said, referring to the main rebel stronghold in Homs city.

A man was killed Tuesday when a bomb exploded as he was planting it in a polling booth in Yemen's southern city of Aden, a security official said, a week ahead of referendum-like presidential elections.

"An unknown man trying to plant an explosive device in a polling booth in the neighborhood of Crater... was killed when it exploded," the official said, requesting anonymity.

Indian investigators were searching Tuesday for the motorcycle assailant who attached a bomb to an Israeli diplomatic car in the heart of New Delhi, an attack the Jewish state blamed on Iran or its proxies, including Hizbullah.

Home Minister Palaniappan Chidambaram told reporters investigators were working on the assumption it was a terror attack carried out by a "very well-trained person."

Gunmen "stormed" the home of Bahrain's charge d'affaires in Damascus and stole property, prompting the kingdom to urge Syria to protect its envoys, Bahrain state news agency BNA reported Tuesday.

The unknown gunmen entered the residence of Salah Abdulrahman al-Ahmad at dawn on Monday "and stole some of his personal possessions," BNA quoted the Gulf kingdom's foreign ministry as saying in a statement.

French Foreign Minister Alain Juppe warned Monday that any foreign military action in Syria would only aggravate the situation after the Arab League proposed sending in U.N.-Arab peacekeepers.

"We think that today any external intervention of a military nature would only worsen the situation, all the more given that there will not be a decision by the Security Council, which is the only body able to authorize military intervention," Juppe said in the southwestern city of Bordeaux.

An Israeli military court on Monday rejected an appeal by a Palestinian prisoner who has been on hunger strike for more than eight weeks over his detention without charge, his lawyer Jawad Bulus said.

"The judge at the military appeals court rejected the appeal and approved the administrative detention order," Bulus told Agence France Presse, saying that his client Khader Adnan was still refusing food after 58 days.

Saudi Arabia will be the first country to contribute troops should a joint U.N.-Arab peacekeeping force proposed by the Arab League see light, journalistic sources in the kingdom said, following the sharp toned remarks voiced by Saudi Foreign Minister Prince Saud al-Faisal during the League’s meeting on Sunday.

“The Royal Saudi Land Forces will be at the forefront of participants in the peacekeeping mission in Syria should the decision taken by the Arab foreign ministers during their meeting in Cairo yesterday be approved,” journalistic sources in Saudi Arabia told Naharnet.

Britain on Monday said Western nations were unlikely to join a U.N.-Arab peacekeeping force proposed by the Arab League to end the violence in Syria, as Germany welcomed the Arab League's "important" role and Italy backed the Arab suggestion.

British Foreign Secretary William Hague called for urgent talks on the League’s, but said Western nations were unlikely to join the force.

A Syrian opposition group on Monday rejected any interference by al-Qaida in the unrest-hit country after the extremist network's leader voiced support for their uprising in an Internet video.

In a video titled "Onwards, Lions of Syria", al-Qaida's Ayman al-Zawahiri criticized the Syrian regime for crimes against its citizens, and praised those rising up against the government, according to SITE Intelligence Group.