Complex sentence: Although local police claimed Tu's death was a suicide, some believed foul play was involved and crowds were angered by what they alleged to be cronyism, drug trafficking, and lack of transparency from the city's top officials.
Split into simpler sentences: Although local police claimed Tu's death was a suicide, accounts differ on what really occurred. Foul play was believed to be involved and crowds were angered by what they alleged to be cronyism, illegal drug trafficking, and lack of transparency from the city's top officials.