81.   An explosion on a public bus in Beijing was caused by a homemade bomb, police said Sunday in a newspaper notice promising rewards for information.

82.   An Albanian man armed with an assault rifle and hand grenades hijacked a public bus Friday, holding its driver and passengers hostage while shuttling around northern Greece.

83.   Americans should exercise extreme caution and avoid restaurants and cafes, shopping areas, malls, public buses, bus stops, the State Department said.

84.   An unidentified Albanian man used a hand grenade on Wednesday to hijack a public bus in northern Greece, police said.

85.   An explosion ripped through a public bus in Tel Aviv on Monday during rush hour traffic near the tel aviv stock exchange, causing several casualties.

86.   An Albanian gunman hijacked a public bus Friday and held at least nine people hostage with an assault rifle and an armed hand grenade, police said.

87.   American flags also seem ubiquitous, from the windows of chic boutiques to convenience stores, from public buses to car aerials.

88.   An unidentified Albanian Wednesday used a handgrenade to hijack a public bus in northern Greece, police said.

89.   An unidentified Albanian man used a hand grenade Wednesday to hijack a public bus in northern Greece, police said.

90.   And public buses now display poems for commuters to read.