NuScale's potential growth just got smaller by exactly one country. Shares of NuScale Power (SMR -0.08%) slipped 3.2% through 11 a.m. ET Thursday on some disconcerting news out of Great Britain. According to World Nuclear News (WNN), the British government just narrowed the list of companies competing to begin building small modular nuclear reactors (SMRs) in the U.K. to four names. NuScale isn't one of them. SMRs in the U.K. According to WNN, the list of companies competing for this program initially numbe ...