Several attacks have been carried out on pipelines: Nord Stream pipelines sabotage (natural gas) Natural gas pipeline and electricity line sabotage in the country of Georgia, precipitating the 2006 Russia–Georgia energy crisis Colonial Pipeline ransomware attack (gasoline) The Trans-Alaska Pipeline System has been shot at several times and twice had major leaks from holes blown in it Protesters physically blocked construction of the Keystone XL Pipeline for a time Oil pipelines in Nigeria have been vandalized during the Conflict in the Niger Delta