SINGAPORE -- Until last month, Singapore's leadership succession plan had seemed clear. Sooner or later, Heng Swee Keat would take the reins from Prime Minister Lee Hsien Loong.
Politics
Singapore searches for next prime minister: 3 names to know
After Heng bows out, rising politicians aim to prove themselves in new posts
From left, Singaporean cabinet ministers Ong Ye Kung, Lawrence Wong and Chan Chun Sing have all been floated as potential candidates for prime minister. (Source photos by Mayuko Tani and AP)
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