Police say one man has been arrested, while several other local schools have been locked down.
Source: [BBC News](https://www.bbc.co.uk/news/articles/c3r0g7gj2n3o?at_medium=RSS&at_campaign=rss)
A mysterious hum of gravitational waves that fills the cosmos may be the echo of long-dead "dark stars" that served as the seeds of the first supermassive black holes.
High school girls soccer: Thursday night roundup
The powerful natural climate phenomenon, that is developing over the Pacific Ocean, is likely to be the strongest in living memory, the Met Office has warned.
Sources familiar said that these discussions have been going on most of the summer.
Mercedes' George Russell secures pole position for the Dutch Grand Prix sprint race, ahead of Lando Norris and Charles Leclerc.
Developing story — details emerging. Check the source link for the latest updates.