18:00Six O'Clock News13/1/18 Government in talks to stop Carillion collapseBBC Radio 4 Duration: 15 minutes Sat 13th Jan 2018, 18:00 on BBC Radio 4 LWAvailable for over a yearListen nowSources say the firm has a "matter of days" as it teeters on the edge of collapse, with £1.5bn of debt.GenresNewsFormatsBulletinsBrandSix O'Clock News Source: BBC Online