 He also indicated that the American government would impose sanctions on anyone attempting to thwart the ongoing political process, including invoking visa and travel bans and freezing assets.On March 21, 2013, the US Department of State announced another bounty of $5 million apiece for information on two American senior al-Shabaab commanders, Abu Mansour al-Amriki (Omar Shafik Hammami) and Jehad Serwan Mostafa.On March 15, 2014, the US Department of State also began offering bounties of up to $3 million apiece for information leading to the arrest or conviction of the al-Shabaab senior members Abdikadir Mohamed Abdikadir, Yasin Kilwe, and Jafar.