April 23 (Reuters) - Whitestone REIT:
* KBS STRATEGIC OPPORTUNITY REIT - RELEASED AN OPEN LETTER TO WHITESTONE REIT SHAREHOLDERS CALLING ON THEM TO VOTE FOR ITS NOMINEES
* KBS - OWN APPROXIMATELY 9.61% OF OUTSTANDING SHARES OF WHITESTONE REIT Source text for Eikon: Further company coverage: (Reuters.Briefs@thomsonreuters.com)