Original title: Research: mass shootings in the United States increased during the epidemic, and there have been nearly 500 this year

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Overseas network, September 16, local time 16, published in the Journal of the American Medical Association network open research shows that during the COVID-19, the United States increased the number of large-scale shootings, the number of July 2020 is even two times before the same period in 2019.
According to CNN reported on the 16th, the study focused on the mass shooting in the United States from April 2020 to July 2021. Mass shooting is defined as a case in which four or more people are killed or injured in addition to gunmen. In these 15 months, 343 more mass shootings occurred in the United States than expected.
The study found that compared with the trend in previous years, mass shootings in the United States increased after May 2020. Among them, there were as many as 88 such shootings in July 2020. In contrast, there were 42 cases in July 2019 and 45 cases in July 2018. According to the "gun violence archives", there were 611 mass shootings in the United States in 2020, compared with 417 a year ago. 498 mass shootings have occurred in 2021, including 34 in September alone. In April 2020, that is, after the outbreak in the United States, an average of 0.78 more mass shootings occurred every day.
In 882 cities in the United States included in the data, it can be found that the number of large-scale shootings during the epidemic increased. The researchers pointed out that the massive increase in mass shooting during COVID-19 may be affected by social and economic factors. (overseas network / Zhang Ni internship compilation / Chen Cang)