updating timeline image

Author: scarpino

README.md

@@ -4,7 +4,7 @@ Data associated with the timeline of events during the 2024 H5N1 outbreak in the
 ### Citation
 Klein B, Kraemer MUG, and Scarpino SV. 2024. Timeline for H5N1 in the USA during the 2024 Outbreak. 10.5281/zenodo.11074935 https://github.com/Emergent-Epidemics/H5N1_US2024_timeline 
 
-DOI: 10.5281/zenodo.11074935
+[![DOI](https://zenodo.org/badge/792423361.svg)](https://zenodo.org/doi/10.5281/zenodo.11074934)
 
 ### Acknowledgements
 We want to thank all the individuals and organizations across the world who have been willing and able to report data in as open and timely manner as possible.