Russia's bloody history of terror attacks
The blast which tore through a metro train in St. Petersburg on Monday, leaving at least 11 people dead and dozens injured, was the latest in a long line of terror attacks in Russia. CNN's Phil Black reports.
02:36 - Source: CNN
St. Petersburg Metro Explosion 12 videos
Russia's history of terror attacks
Russia's bloody history of terror attacks
02:36
Now playing
- Source: CNN
TOPSHOT - CORRECTION - Russian President Vladimir Putin places flowers in memory of victims of the blast in the Saint Petersburg metro at Technological Institute station on April 3, 2017. / AFP PHOTO / SPUTNIK / Mikhail KLIMENTYEV        (Photo credit should read MIKHAIL KLIMENTYEV/AFP/Getty Images)
Russia fears ISIS link in Metro attack
02:41
Now playing
- Source: CNN
TOPSHOT - A picture shows the damaged train carriage at Technological Institute metro station in Saint Petersburg on April 3, 2017.
Around 10 people were feared dead and dozens injured Monday after an explosion rocked the metro system in Russia's second city Saint Petersburg, according to authorities, who were not ruling out a terror attack. / AFP PHOTO / STR        (Photo credit should read STR/AFP/Getty Images)
Russia ID's metro train suicide bomber
01:49
Now playing
- Source: CNN
06 st petersburg metro blast 0403
Russia: Metro explosion was terrorist act
00:54
Now playing
- Source: CNN
03 st petersburg metro blast 0403
Report: Unidentified device caused metro blast
00:45
Now playing
- Source: CNN
TOPSHOT - A picture shows the damaged train carriage at Technological Institute metro station in Saint Petersburg on April 3, 2017.
Around 10 people were feared dead and dozens injured Monday after an explosion rocked the metro system in Russia's second city Saint Petersburg, according to authorities, who were not ruling out a terror attack. / AFP PHOTO / STR        (Photo credit should read STR/AFP/Getty Images)
Officials: Second explosive found, disabled
00:59
Now playing
- Source: CNN
russia metro history of attacks icu_00001420.jpg
Timeline of Russian metro attacks
01:20
Now playing
- Source: CNN
An injured man is helped by medics outside Technological Institute metro station in Saint Petersburg on April 3, 2017.
See St. Petersburg metro explosion aftermath
00:19
Now playing
- Source: CNN
st petersburg russia subway explosion chance newday_00014612.jpg
Video shows moments after Russia metro explosion
00:51
Now playing
- Source: CNN
05 st petersburg metro blast 0403
Confusion on platform after Russia metro blast
00:42
Now playing
- Source: CNN
russian subway explosion
Reports: Explosion at St. Petersburg metro
01:24
Now playing
- Source: CNN
cruickshank russia
Terror expert: Russia bigger target than US
01:13
Now playing
- Source: CNN