What you need to know this Tuesday lunchtime:In News- The operator of the State’s electricity grid says extra short or medium-term measures could be needed to protect supply due to the Ukraine crisis and a rural GP says almost two thirds of people who are presenting to her clinic have had Covid in the past few weeks.In Sport- Cork's Alan Browne is hoping for a regular starting spot with the Republic of Ireland and Billy Hennessy has left the Cork Football panel.