Friday Evening Links

[Bloomberg] Argentina in Turmoil as President Formally Accused of Cover-Up

[Bloomberg] Ukraine Starts Countdown to Cease-Fire as Clashes Erupt in East

[NYT] U.S. Accuses Kremlin of Joining Ukraine Rebels in Assault Ahead of Cease-Fire

[Bloomberg] Greece Locked in Talks With Creditors in Search for Compromise

[FT] Final showdown approaches for EU and Greece

[The Economist] Greece and the euro - Hitting the ground running—backwards

[BBC] Cristina Fernandez de Kirchner may face Argentina bomb probe

[Bloomberg] Appaloosa Trims U.S. Stocks By 40%, Cuts S&P 500, Exits Citi

[Reuters] 'Megadrought' threatens U.S. Southwest, Plains in decades to come: study