Https://search.yahoo.com/?fr=hp-ddc-bd-tab&type=dc-bcr-sw -rhb-45__alt__ddc_dsssyctab_bd_com Removal Help

Help! Some Yahoo type search engine has hijacked my Chrome homepage. Every time I start Chrome, I've been redirected to https://search.yahoo.com/?fr=hp-ddc-bd-tab&type=dc-bcr-sw -rhb-45__alt__ddc_dsssyctab_bd_com.  Don't know how to get rid of it. Please help!