With school shootings in the United States reaching 82 cases in 2023, a majority of the country's teachers worry about the possibility of a shooting occurring at their school. According to a survey conducted by the Pew Research Center, 59 percent of US public school teachers in kindergarten through 12th grade, or K-12, say they are at least somewhat worried about such an occurrence. Among them, 7 percent say they are extremely worried. About a quarter of teachers report experiencing a gun

In the first quarter of this year, the proportion of domestically registered diesel cars fell below 10 percent for the first time. As more consumers in South Korea avoid diesel cars due to decarbonization regulations and the need to import urea for them mainly from China, the decline in sales is expected to accelerate this year. According to data from the Carisyou data research institute, a total of 39,939 diesel vehicles were registered in the domestic market during the first quarter of this