A Minute With-Kristen Wiig on mental health, comedy and 'Ghostbusters'

By Piya Sinha-Roy LOS ANGELES, May 6 (Reuters) - As a prominent cast member of "Saturday Night Live" for a decade, Kristen Wiig played characters from political figures to pop stars, but in her latest film, the comedian taps into a more complex and serious side of life. In "Welcome to Me," opening in U.S. theaters and video-on-demand on Friday, Wiig plays Alice Kleig, a secluded woman with borderline personality disorder who wins the lottery and secures herself a televised talk show. Wiig tal...