article_snippet.sent: The video showed dozens of shoppers piling into Tesco to get their hands on discounted goods as part of the annual US tradition of Black Friday, which has received a controversial reception since being brought to Britain in 2008.
article_snippet.sent: Timed to follow Thanksgiving, Black Friday was an all-American tradition marking the beginning of the Christmas shopping rush.
article_snippet.sent: US stores have made the day a huge event, promising big short-term discounts to create excitement and queues outside shops. 
article_snippet.sent: It is thought Black Friday, first brought to the UK seven years ago by online retailer Amazon, was so named as it is the day stores go
article_snippet.sent: After Black Friday last year, police were called to eight Tesco stores in Greater Manchester and three men were arrested.