To improve your listening skills, you should spend at least 2 hours per day listening.
ESL Lab:
www.esl-lab.com
Listen a Minute:
www.listenAminute.com
Breaking News:
www.breakingnewsenglish.com
Spotlight English:
www.spotlightenglish.com
Learning English VOA:
www.learningenglish.voanews.com
Ello English:
www.elllo.org/english
English Restart:
www.englishrestart.com