Headline a news article for a given headline.
New vaccine developed for Covid-19
New Breakthrough in Fight Against Covid-19: Scientists Develop Highly Effective Vaccine
Complete the following task based on the instruction and optional input provided.### Instruction:
Headline a news article for a given headline.

### Input:
New vaccine developed for Covid-19

### Output:
New Breakthrough in Fight Against Covid-19: Scientists Develop Highly Effective Vaccine