The suspects of the 2018 novichok nerve agent poisoning of Sergei and Yulia Skripal in Salisbury, England, have been linked to a 2014 blast in the Czech Republic that killed two people.

The suspects of the 2018 novichok nerve agent poisoning of Sergei and Yulia Skripal in Salisbury, England, have been linked to a 2014 blast in the Czech Republic that killed two people.