A suicide bomber smashed a truck loaded with TNT and toxic chlorine gas into a police checkpoint in Ramadi, killing at least 27 people - the man is a suspected Al-Qaida member. The bombing in Ramadi, the capital of Anbar province and an insurgent stronghold, left many people nearby with breathing difficulties and some needed hospitalization, according to police Maj. Jubair Rashid al-Nayef. Most were released in about 30 minutes. Thirty other victims were hospitalized with wounds from the explosion. Police opened fire as the suicide bomber sped toward a checkpoint three miles west of the city, police Col. Tariq al-Dulaimi said. Nearby buildings were heavily damaged, and police were searching the rubble for more victims.