Palestinian president Mahmoud Abbas pledged commitment to reform on Sunday as the embattled Palestine Liberation Organization, where he serves as chairman, held a rare meeting to name new key leaders. The PLO, tasked since its creation in 1964 with steering the struggle against Israel for Palestinian statehood, has faced growing questions over its relevance in recent years and criticism for failing to hold regular elections to fill leadership roles. “We pay great attention to the reform process, which is a continuous process, and we are ready to do what is necessary to make it successful,” Abb…