Monday Evening Links

[Reuters] Wall Street steps back from record highs

[Bloomberg] Fannie, Freddie Could Need as Much as $126 Billion in Crisis

[WSJ] Are Negative Rates Backfiring? Here’s Some Early Evidence

[Bloomberg] Russia ‘Seriously Concerned’ as Fighting Picks Up in Ukraine

[Bloomberg] China Backlash Over U.S. Missile Shield Puts North Asia on Edge