With reference to the seismic pulse I noticed yesterday (20th MArch, 2010) here comes Earthquake and you can compare the seismic pulse’s location in comparison to CUBA’s location.
source : xinhuanet.com : 5.6 scale Earthquake in Cuba
5.6-magnitude earthquake hits Cuba, no casualties reported
English.news.cn 2010-03-21 05:41:37
HAVANA, March 20 (Xinhua) — An earthquake of 5.6 magnitude jolted Guantanamo of Cuba Saturday. No casualties were reported so far. The tremor occurred at 1808 GMT, the U.S. Geological Survey said. The epicenter was 45 kilometers southwest of Guantanamo and had a depth of 22.6 kilometers. Nuria Martinez, a resident living in the historic area of Guantanamo, said they felt a strong ground motion, but there seemed no damages to the old colonial buildings