Complex sentence: After submitting the investigation report to Bo Xilai, Wang Lijun was suspended by Bo (Only the Ministry of Public Security is able to suspended Wang legally, however Bo did it illegally anyway), some of the police officers who participated in the investigation were arrested.
Split into simpler sentences: After submitting the investigation report to Bo Xilai, Wang Lijun was suspended by Bo. Also, some of the police officers who participated in the investigation were arrested.