Obama in call to discredit extremists

President Barack Obama will call for nations around the world to stand together and discredit the voices of violent extremism Wednesday, at a conference with representatives from 60 countries. Obama is expected to tell delegates to a White House summit on violent extremism that the fight against groups like the Islamic State cannot be won with military might alone. "We must stand united internationally and here at home," Obama wrote in a Los Angeles Times opinion piece foreshadowing th