Reports say wives of two lawmakers have been taken hostage inside the parliament:
Photos are coming through on the wires showing the tumultuous event in Tehran. You can click on this gallery to see them:
Terror In Tehran: Islamic State Claims Deadly Attacks In Iranian Capital
Several people have been killed after gunmen and suicide bombers targeted the Iranian parliament and Ayatollah Ruhollah Khomeini's shrine in twin attacks on June 7. The Islamic State extremist group has claimed responsibility for both incidents.
Our Persian Service Radio Farda has a picture gallery on the attacks:
https://www.radiofarda.com/a/f3-photos-attack/28533221.html