Key TakeawaysKroger reported revenue for the first quarter that beat analysts' estimates. The supermarket chain also reiterated its full-year guidance.Kroger said it would pause stock buybacks as it works to get regulatory approval of its $24.6 billion purchase of Albertsons. Kroger (KR) reported revenue for the first quarter that beat analysts' estimates and said it would pause stock buybacks as it works to get regulatory approval of its $24.6 billion acquisition of rival Albertsons (ACI). Shares initially ...