Pharma CEO Shkreli takes 5th amendment, still infuriates

WASHINGTON — Pharmaceutical chief Martin Shkreli refused to testify Thursday in an appearance before U.S. lawmakers over severe hikes for a drug sold by a company that he acquired, yet even without answering questions, managed to leave them infuriated. Shkreli appeared to smirk throughout his hour-long appearance, and moments afterward, insulting tweets began to appear […]