High-risk mortgages securitized by Fannie Mae and Freddie Mac continued to drag down earnings for the government-sponsored enterprises in the first quarter of 2011, forcing the two GSEs to go deeper into debt to the federal government. Fannie and Freddie lost a combined $13.0 billion on their mortgage-backed security guarantee programs during the first quarter, a significant deterioration from the $6.6 billion the GSEs lost during the previous quarter, according to the Federal Housing Finance Agency’s latest conservatorship report. Since the beginning of 2008 through the first quarter of 2011, Fannie and Freddie have burned through...