Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/pbs-newshour-full-episode-october-20-2015 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Tuesday on the News Hour... Tuesday on the NewsHour, Canada’s Liberal Party makes a comeback. Also: How Slovenia and Greece are coping with the migrant crisis, a new study on treatment for schizophrenia, changing the guidelines for mammograms, how the oil boom brought football back to a North Dakota town, Patti Smith’s train of memories, why are women behind in science and celebrating 40 years of the NewsHour. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode What drove Canada’s Liberal Party election upset 7 min In treating schizophrenia, a balancing act between drug and talk therapy 6 min How to make sense of the new mammogram guidelines 7 min At a school with a history of social protest, this teacher is leading an opposition to ‘excessive testing’ 7 min To kick off our fifth decade, watch how NewsHour has evolved 1 min What the return of high school football means to an oil boom town 6 min Slovenia asks EU for help policing migrant crossings 4 min News Wrap: House GOP mull choice for speaker 5 min Encouraging girls to become scientists? It’s not rocket science 4 min In ‘M Train,’ Patti Smith journeys to where art comes from 7 min