COVER

Mother Teresa's Crisis of Faith

Her secret letters show that she spent almost 50 years without sensing the presence of God in her life. What does her experience teach us about the value of doubt?

UNITED STATES

Behind Giuliani's Tough Talk

He knows how to lead after a terrorist attack. But the key is preventing one in the first place. Does Giuliani really have what it takes?

SCIENCE

WORLD

Pakistan's New Odd Couple?

His political survival at stake, a crucial U.S. ally in the war on terrorism is forced to contemplate a deal doomed to fail

ARTS & ENTERTAINMENT

BRIEFING