Prosecutors are pushing for some jailTime for Richard and Mayumi HeeneThe couple pleaded guilty in a Colorado court today to charges related to last month's balloon hoax.Richard Heene pleaded guilty to a felony for knowingly and falsely influencing the Larimer County sheriff.Mayumi pleaded guilty to a misdemeanor for knowingly filing a false report with emergency services.Mayumi, a Japanese citizen, could still face deportation.Richard Heene's attorney says the plea deal spares the couple the maximum jail time, but Richard could still get up to 90 days and Mayumi up to 60.Sentencing is scheduled for December 23.