(Reuters) - Nasdaq OMX Group Inc is planning to set aside $10 million in anticipation of settling a probe over its botched handling of Facebook Inc's initial public offering last year, the Wall Street Journal reported, citing people familiar with Nasdaq internal discussions. Nasdaq executives had been hoping for a settlement of about $5 million, the Journal said. The move follows months of negotiations between the U.S. exchange operator and the Securities and Exchange Commission (SEC), according to the paper. (http://link.reuters. ...