(CNN) -- CNN is monitoring tweets and other messages from people in Haiti and reports from those who said they have been in touch with friends and family. CNN has not been able to able to verify this material. What people on the ground in Haiti are saying on Twitter: "Felt that, loud and clear. We're in Cap Haitien. House (really the whole world) shook for about 30 seconds" -- From Twitter user firesideint (Luke Renner) at 5:20 p.m. ET Watch Luke's interview with a Haitian student after quake "this s***is still shaking ! major earthquake in haiti !" -- From Twitter user fredodupouxat 5:20 p.m. ET
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NEW: Tweets: "an 8 story building behind me is rubble," "the palace..it is destroyed"
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Mom "described total destruction around her" to family, CNN commentor writes
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Tweet: "many dead bodies and injured," collapsed buildings in Haiti
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CNN monitoring message, tweets after quake in Haiti; messages have not been vetted
I also have friends who work and @placeholder and the last thing I heard is that the hotel located near petion ville where they stay at collapsed and are trying to rescue victims as well."