#Plug Power CEO Andy Marsh joins Yahoo Finance Live anchor Akiko Fujita to discuss the company's deal with Walmart to provide a network for hydrogen trucks and the state of the green energy shift amid the Russia-Ukraine war.
### Instruction: What is the sentiment of this news? Please choose an answer from {negative/neutral/positive}
### Input: #Plug Power CEO Andy Marsh joins Yahoo Finance Live anchor Akiko Fujita to discuss the company's deal with Walmart to provide a network for hydrogen trucks and the state of the green energy shift amid the Russia-Ukraine war.
### Response: moderately positive