When we think about morality, many of us think about religion or what our parents taught us when we were young. Those influences are powerful, but many scientists now think of the brain as a more basic source for our moral instincts.
Plans that would allow John Hinckley to leave a mental institution and go live with his mother are on hold. His doctors say the man who tried to assassinate President Ronald Reagan is well enough to deserve more freedom.
But a key part of the treatment plan is now up in the air.
Therapists in Virginia, near the home of John Hinckley's elderly mother, say they want to withdraw from a plan to treat him several days a week.
Hinckley's longtime defense lawyers say they want to quit too, because they're not getting paid any more.
Ayo Bello grabs a box of malaria medication at a pharmacy in Lagos, Nigeria. A pilot project by the Global Fund has helped private pharmacies and clinics sell top quality malaria drugs at wholesale prices in Nigeria and seven other African countries.