Neanderthals, represented here by a museum's reconstruction, had been living in Eurasia for 200,000 years when Homo sapiens first passed through, and the communities intermingled. The same genes that today play a role in allergies very likely fostered a quick response to local bacteria, viruses and other pathogens, scientists say.
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Family members of Shafqat Hussain, who was convicted and hanged in Pakistan in August for killing a boy in 2004, waited to receive his body outside the central jail in Karachi. Pakistan executed more than 300 people last year.
Bo Sailor watches Thursday as high surf crashes into the seawall before spilling onto Channel Drive in Montecito, Calif. An ocean-water-quality advisory was issued for the area after a number of December and early-January storms pummeled Southern California with heavy rainfall.
Pastor Stephen Parson holds one of Donald Trump's books before meeting with the candidate in New York last November. Parson is now one of three pastors who say a new rule in Virginia requiring primary voters to sign a pledge before getting a Republican ballot is discriminatory.