#MSNBC ratings fall during Rachel Maddow’s once-a-week schedule
“MSNBC ratings fall during Rachel Maddow’s once-a-week schedule” MSNBC’s key 9 p.m. ET primetime weeknight slot has been mired in a ratings slump since “The Rachel Maddow” show shifted to a once-per-week format, according to Nielsen data. Since the start of the month, the left-leaning network has aired “MSNBC Prime” in the critical time slot…