Wife Was 'Lying In Wait' To Kill Husband's Lover: Top PA News

Check out the top news to make headlines this week across the Patch network in Eastern Pennsylvania:

Wife Kills Husband's Lover, Herself In Shocking PA Murder-Suicide

Sometime between 5 and 6 p.m. Monday, Meredith Sullivan Chapman arrived home from her new job at Villanova University, parking her Audi at her Lowrys Lane home and going inside. Those mundane moments of returning home after a day of work would be the last of her 33-year-long life. Authorities say Chapman was shot dead by a Delaware woman, who was "lying in wait" to end the life of her husband's lover.

Bucks County Mother Was Drunk, On Drugs In Crash That Killed Son: Police

A Warminster mother who authorities say was under the influence of drugs and alcohol when she crashed her car earlier this month, killing her 8-year-old son, has been charged with homicide by vehicle while DUI and related charges, the Bucks County District Attorney's office announced Tuesday.

Celebrities, Leaders React As Bill Cosby Found Guilty

The man once known as "America's father" was found guilty on all counts Thursday. Here's what the world had to say.

5 PA Hospitals Get 'D' Grade For Patient Safety, Nonprofit Says

The nonprofit group Leapfrog released its bi-annual round of hospital safety grades. Five in PA got a D. 37 got an A.

Officials Concerned Rare Tick Now Established Around Eastern Pennsylvania

A rare and exotic East Asian tick that was found on a farm just over the Delaware River has survived the winter, and authorities are concerned it has become established in the area.

PA Gov. Calls For 2 Changes To State Gun Laws

Gov. Tom Wolf is calling for two changes to the state's gun laws. He addressed the issue during a press conference Monday.

Pennsylvania Has 16 Best-Value Colleges, Forbes Says

Forbes has ranked its best value colleges in America for this year, and 16 colleges from Pennsylvania made the list.

WATCH: Man Meets EMTs Who Saved His Life

A heartwarming encounter that doesn't happen everyday: Watch as a man meets the Central Bucks EMS crew he credits with saving his life.

E.Coli Cases In Pennsylvania Keep Rising

Six more cases of E.coli have been confirmed in Pennsylvania, bringing the total to 18. The culprit is romaine lettuce, authorities say.