Doctors want to give their cancer patients every chance. But are they pushing off hard talks too long?

A new generation of immune-boosting therapies has been hailed as nothing short of revolutionary, shrinking tumors and extending lives. When late-stage cancer patients run out of other options, some doctors are increasingly nudging them to give immunotherapy a try.
http://www.pbs.org/newshour/rundown/doctors-want-give-cancer-patients-every-chance-pushing-off-hard-talks-long/