A dancer from the Mangueira samba school performs during carnival celebrations at the Sambadrome in Rio de Janeiro, Brazil, Tuesday, Feb. 21, 2012.
Algerian moves to increase security after a terrorist attack on a natural gas facility in January don't address the underlying security threat of doing business there. Energy and other companies must beware of the destabilizing rivalries among Algerian leaders, who use extremist groups for their own ends.
Citizens whose relatives mysteriously disappeared during the 1990s civil war want facts. The government has offered compensation, but focused on forgetting the past.