By Leon Watson PUBLISHED: 07:02 EST, 5 February 2013 | UPDATED: 04:50 EST, 6 February 2013 A tiger killed its trainer during a circus performance in northern Mexico, it emerged today. Footage posted on YouTube purportedly shows the trainer, American Alexander Crispin circling two tigers during his act for Circo Suarez in Sonora state. One of the animals then lunges towards the 35-year-old and pulls him to the ground. Scroll down for video Witness: The trainer and the tiger were videoed from outside the ring by an onlooker This picture is believed to show the trainer Alexander Crispin 'Suarez', who was killed by a tiger during a performance of Circus Suarez in the city of Hermosillo, Mexico
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U.S. citizen Alexander Crispin circled two tigers during his act
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One of the animals then lunged towards him and pulled him down
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The 35-year-old was bitten on the neck before dying in hospital
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Video of the attack in Sonora state was posted on YouTube
Immediately, spectators flee the circus tent as two workers beat the tiger to free @placeholder, who was pinned to the ground