- Senior Tianjin government official under investigation
- President, vice president and chief financial officer among the 10 detained
- Company had license to handle dangerous chemicals, state media reports
- Victims mourned at the accident site, with death toll at 114
(CNN)Ten senior executives of the company that owned the warehouse site that exploded in the Chinese city of Tianjin have been detained, state media reported Tuesday, as authorities promised to investigate the cause of the disaster.