Reason Morning Links: Obama Slams Wall Street, Runoff in Afghanistan, Supremes To Hear Uighur Case

• Obama takes aim at banks, insurance companies in New York City speech.

• Congressional report says nation unprepared for bioterror attacks.

• Karzai rival agrees to runoff election in Afghanistan.

• U.S. Supreme Court to hear case of Uighurs wrongly detained in Guantanamo.

• Rio hit with violence after winning Olympic bid.