US Capitol on lockdown due to 'security threat' BBC News 3 years ago The security threat comes two days before Joe Biden is inaugurated as US president. Donation Help Support the Work of WNews Donate ADVERTISEMENT ADVERTISEMENTThis story is from The BBC News. To read the full story, please go to https://www.bbc.co.uk/news/world-us-canada-55709740.This post was originally published on this site