What is the fine-grained topic of the following text: (Reuters) — Nigeria’s anti-corruption agency said on Friday it had dropped bribery charges against former U.S. Vice President package Cheney and oil services company Halliburton after the company agreed to pay a fine. Only return the topic.
Dropping of bribery charges against former U.S. Vice President Cheney and Halliburton by Nigeria's anti-corruption agency.