Bombardier and Brazil's Embraer are deadly rivals in the fast-growing regional jet market, which involves commercial planes with less than 100 seats.

BBC: Americas jet trade row escalates

After recent deadly fighting between the Shiite rivals Mehdi Army and Badr Organization last week in Karbala, Baghdad, and Babil province, al-Sadr announced he was suspending the militia operations and restructuring the group.

CNN: 26,000 U.S., Iraqi troops conduct offensive