Twelve people suspected of being involved in the massive explosions at a chemical storage warehouse in Tianjin, China, have been arrested.
According to local media, they included the chairman, vice-chairman and three deputy general managers of the logistics company which had been storing the volatile chemicals.
The blasts killed 139 people and injured hundreds more, leaving the port area of the city in ruins.
The dramatic moment the Chinese city of Tianjin was shaken by a series of explosions has emerged.
Dan Van Duren captured the blasts on video camera as flames shot up over the city skyline:
At least 50 people were reportedly killed in yesterday's blasts and as many as 700 are believed to have been injured.
Thousands of dead fish have washed up near the site of two explosions which killed at least 114 people in China.
China's authorities face increasing pressure for answers and assistance from citizens left homeless after the devastating factory explosion.