US STOCKS-Wall St falls as Greece uncertainty weighs
* First-qtr GDP contracted 0.2 pct vs earlier estimate of 0.7 pct
* Weekly mortgage applications rise
* Apple rises after Icahn comments
* Lennar up after quarterly profit beats expectations
* Indexes: Dow down 0.13 pct, S&P down 0.03 pct, Nasdaq up 0.02 pct (Adds details, changes comment, updates prices)
By Tanya Agrawal
June 24 (Reuters) - Wall Street was mostly lower on Wednesday as investors waited for more clarity on the ongoing debt talks between Greece and its creditors even as data showed that the U.S. economy's first-quarter contraction was smaller than earlier thought.
Greek Prime Minister Alexis Tsipras has attacked the stance of certain creditors as "strange" because they rejected proposals presented by Athens to bridge a budget gap, a government official said without referring to specific proposals or which of the three institutions Tsipras was blaming for the deadlock.
Tsipras will meet the heads of the European Central Bank, the International Monetary Fund and the European Commission in Brussels before a meeting of euro zone finance ministers at 1300 p.m. ET (1700 GMT). Continuación...