Whataburger has resumed serving a full breakfast overnight after resolving egg shortages linked to the Midwest bird flu crisis.
Ten percent of the the nation's egg-laying chickens - over 44 million birds - are infected with bird flu.
A central Iowa landfill may soon become the third in the state to accept remains of birds infected with Avian flu.
Egg prices are climbing as the deaths of millions of hens from bird flu begins to tighten the nation's egg supply.
An Iowa farm that has more than 5 million chickens has been hit by H5N2 bird flu, a deadly virus that can wipe out flocks within days.
Lethal influenza strain spreading in parts of China.
A new bird flu strain that has killed 22 people in China is "one of the most lethal" of its kind and transmits more easily to humans than another strain that has killed hundreds since 2003.