IRS Commissioner John Koskinen was a no show Tuesday for a House Judiciary hearing accusing him of misconduct. That didn't stop lawmakers from blasting Koskinen and calling for his impeachment. The hearing stems from a 2013 investigation into IRS official Lois Lerner. Lerner was accused of unfairly targeting conservative and tea party groups by delaying their requests for tax-exempt status. Koskinen, who was brought in by President Barack Obama after the scandal unfolded, promised to provide key evidence, including thousands of Lerner's emails to assist Congress in their investigation. Tapes obtaining those emails were destroyed. Although many of the emails...