Lawmakers return this week with 55 congressional days left in the year and a jam-packed drug pricing agenda. President Donald Trump is supposed to release this month his health care plan, which White House adviser Kellyanne Conway said will include the president’s plan to index drug prices to those in foreign countries. House Speaker Nancy Pelosi (D-CA) is expected to unveil her legislation to let Medicare negotiate drug prices, and House Ways & Means Democrats are slated to meet this...