Belarus' foreign ministry did not immediately reply to a Reuters' request for comment.... Belarusian President Alexander Lukashenko denies doing so and pins the blame for the crisis on the EU. Entities related to the potash sector were also blacklisted on Thursday.... Britain targeted one of the world's largest potash fertiliser producers, OJSC Belaruskali, while Washington slapped sanctions on several entities in an effort to limit the financial benefits Lukashenko's government derives from p